1 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
4 * cgraph.c (cgraph_node::dump): Dump split_part and indirect_call_target.
5 * cgraph.h (cgraph_node): Add indirect_call_target flag.
6 * ipa.c (has_addr_references_p): Cleanup.
7 (is_indirect_call_target_p): New.
8 (walk_polymorphic_call_targets): Do not mark virtuals that may be
9 called indirectly as local.
10 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
12 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
15 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
18 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
23 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26 * tree.c (need_assembler_name_p): Only record main variant type names.
28 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
31 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
32 Always define to 0 or 1.
33 (TARGET_FIX_ERR_A53_843419): New macro.
34 * config/aarch64/aarch64-elf-raw.h
35 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
36 * config/aarch64/aarch64-linux.h: Likewise.
37 * config/aarch64/aarch64.c
38 (aarch64_override_options_after_change_1): Do not default
39 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
41 (aarch64_attributes): Handle fix-cortex-a53-843419.
42 (aarch64_can_inline_p): Likewise.
43 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
45 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
46 Jakub Jelinek <jakub@redhat.com>
48 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
49 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
50 DECL_COMMONS if flag_unconstrained_commons is set.
51 * tree-dfa.c (get_ref_base_and_extent): Likewise.
52 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
53 (funconstrained-commons): Document.
55 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
57 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
58 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
60 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
62 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
63 has a proper number of elements.
65 2016-03-10 Alan Modra <amodra@gmail.com>
67 PR rtl-optimization/69195
68 PR rtl-optimization/47992
69 * ira.c (recorded_label_ref): Delete.
70 (update_equiv_regs): Return void.
71 (indirect_jump_optimize): New function.
72 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
73 before regstat_compute_ri. Don't rebuild_jump_labels here.
74 Delete update_regstat.
76 2016-03-10 Richard Biener <rguenther@suse.de>
78 PR tree-optimization/70128
79 * tree-ssa-structalias.c (set_uids_in_ptset): Set
80 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
82 2016-03-09 Jakub Jelinek <jakub@redhat.com>
84 PR tree-optimization/70152
85 * tree-sra.c (replace_removed_params_ssa_names): Copy over
86 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
89 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
90 instead of gen_sse2_loadlpd.
91 * config/i386/sse.md (*vec_concatv2df): Rename to...
92 (vec_concatv2df): ... this.
94 PR tree-optimization/70127
95 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
97 2016-03-09 David Malcolm <dmalcolm@redhat.com>
101 * diagnostic-show-locus.c (compatible_locations_p): New function.
102 (layout::layout): Sanitize ranges using compatible_locations_p.
104 2016-03-09 David Malcolm <dmalcolm@redhat.com>
108 * diagnostic-show-locus.c (layout_range::layout_range): Replace
109 location_range param with three const expanded_locations * and a
111 (layout::layout): Replace call to
112 rich_location::lazily_expand_location with get_expanded_location.
113 Extract the range and perform location expansion here, passing
114 the results to the layout_range ctor.
115 * diagnostic.c (source_range::debug): Delete.
116 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
117 of rich_location::get_expanded_location.
118 * gcc-rich-location.c (get_range_for_expr): Delete.
119 (gcc_rich_location::add_expr): Reimplement to avoid the
120 rich_location::add_range overload that took a location_range,
121 passing a location_t instead.
123 2016-03-09 Richard Biener <rguenther@suse.de>
124 Jakub Jelinek <jakub@redhat.com>
126 PR tree-optimization/70138
127 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
128 Also skip vect_double_reduction_def.
130 2016-03-09 Jakub Jelinek <jakub@redhat.com>
133 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
134 if the operand is "m".
136 2016-03-09 Nathan Sidwell <nathan@acm.org>
138 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
140 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
142 * config/i386/i386.c (processor_target_table): Fix cost table
143 intialization order for znver1.
145 2016-03-08 Jakub Jelinek <jakub@redhat.com>
147 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
148 - becuase -> because.
149 * ipa-reference.c (ignore_module_statics): Likewise.
150 * cgraph.c (cgraph_node::get_body): Likewise.
151 * ipa-inline.c (early_inliner): Likewise.
152 * ipa-devirt.c (types_same_for_odr): Likewise.
153 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
154 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
156 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
158 * tree-ssa-math-opts.c: Fix typo in comment.
160 2016-03-08 Jakub Jelinek <jakub@redhat.com>
163 * config/i386/i386.c (scalar_chain::make_vector_copies,
164 scalar_chain::convert_reg): Call end_sequence in between
165 get_insns and emit_conversion_insns rather than after both
168 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
171 * config/i386/i386.h (machine_function): Add
172 pc_thunk_call_expanded flag.
173 (ix86_pc_thunk_call_expanded): New define.
174 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
175 (*set_got): Rename insn pattern from set_got.
176 (*set_got_labelled): Rename inst pattern from set_got_labelled.
177 * config/i386/i386.c (ix86_compute_frame_layout): Use
178 ix86_pc_thunk_call_expanded to prevent red-zone.
180 2016-03-07 Martin Jambor <mjambor@suse.cz>
182 * hsa.h (hsa_get_ctor_statements): Declare.
183 (hsa_get_dtor_statements): Likewise.
184 (hsa_get_kernel_dispatch_type): Likewise.
185 * hsa.c (hsa_get_ctor_statements): New function.
186 (hsa_get_dtor_statements): Likewise.
187 (hsa_get_kernel_dispatch_type): Likewise.
188 * hsa-brig.c (hsa_cdtor_statements): Removed.
189 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
190 hsa_get_dtor_statements.
191 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
192 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
194 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
196 * config/arm/arm-cores.def (cortex-r8): New.
197 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
198 * config/arm/arm-tune.md: Likewise.
199 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
201 2016-03-07 Martin Sebor <msebor@redhat.com>
203 PR rtl-optimization/19705
204 * doc/invoke.texi (Options That Control Optimization): Clarify
205 -fno-branch-count-reg.
207 2016-02-26 Richard Biener <rguenther@suse.de>
208 Jeff Law <law@redhat.com>
210 PR tree-optimization/69740
211 * cfghooks.c (remove_edge): Request loop fixups if we delete
212 an edge that might turn an irreducible loop into a natural
214 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
215 Move after definition of loops_state_clear.
217 2016-03-07 Bin Cheng <bin.cheng@arm.com>
219 PR rtl-optimization/69052
220 * rtlanal.c (commutative_operand_precedence): Set higher precedence
223 2016-03-07 Tom de Vries <tom@codesourcery.com>
225 PR tree-optimization/70116
226 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
227 is_tm_ending stmts and ubsan/asan internal functions.
228 (find_duplicate): Use it. Don't test is_tm_ending here.
230 2016-03-07 Richard Biener <rguenther@suse.de>
232 PR tree-optimization/70115
233 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
234 (propagate_constants_for_unrolling): Use replace_uses_by.
236 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
239 * omp-low.c (struct oacc_loop): Add ifns.
240 (new_oacc_loop_raw): Initialize it.
241 (finish_oacc_loop): Clear mask & flags if no ifns.
242 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
243 (oacc_loop_xform_loop): Add ifns arg & adjust.
244 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
246 2016-03-07 Richard Henderson <rth@redhat.com>
249 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
250 (insert_value_copy_on_edge): Likewise.
252 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
254 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
256 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
259 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
261 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
263 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
265 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
267 Fix sseimul type attribute.
268 * config/i386/znver1.md
269 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
270 znver1_sseimul_avx256_load) : Fix the type attribute.
271 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
272 pipe usage and latency.
274 2016-03-05 Jakub Jelinek <jakub@redhat.com>
277 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
278 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
281 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
284 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
286 PR rtl-optimization/69941
287 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
288 the reg share its mode.
290 2016-03-04 Jeff Law <law@redhat.com>
292 PR tree-optimization/69196
293 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
294 If the both SSA_NAMEs are anonymous, then consider them unassociated
295 and include the PHI in the statement count.
297 2016-03-05 Tom de Vries <tom@codesourcery.com>
299 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
300 construct in oacc routine. Check for oacc region in oacc routine.
302 2016-03-04 Jakub Jelinek <jakub@redhat.com>
305 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
306 2016-02-22 changes, instead don't recurse if RECUR is already true.
307 Don't change *dynamic_check if RECUR. Adjust recursive caller
308 to pass true to the new argument.
309 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
312 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
313 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
315 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
317 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
319 PR rtl-optimization/57676
320 * lra-assigns.c (lra_assign): Guard test for maximum iterations
323 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
325 * tree-vect-patterns.c (search_type_for_mask): Handle
326 comparison of booleans.
328 2016-03-04 Jakub Jelinek <jakub@redhat.com>
330 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
334 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
335 all other ops that have dw_val_class_die_ref operands,
336 and DW_OP_GNU_entry_value.
338 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
340 PR rtl-optimization/69904
341 * config/arm/arm.c (arm_cannot_copy_insn_p):
342 Return true for load-exclusive instructions.
344 2016-03-03 Jakub Jelinek <jakub@redhat.com>
347 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
348 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
349 the pattern no matter if it is used just by non-pattern, pattern
351 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
352 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
353 oprnd1 def_stmt is in pattern, don't look through it.
355 2016-03-03 Marek Polacek <polacek@redhat.com>
358 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
360 2016-03-03 Martin Liska <mliska@suse.cz>
362 PR tree-optimization/70043
363 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
364 previous statement if we see a debug statement.
366 2016-03-03 Richard Biener <rguenther@suse.de>
368 PR tree-optimization/55936
369 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
370 parameter and guard unsafe equivalence use.
371 (vrp_evaluate_conditional_warnv_with_ops): Always use
372 safe equivalences but not via the quadratic compare_names
375 2016-03-03 Michael Collison <michael.collison@linaro.org>
378 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
379 for operand 1 to s_register_operand. Change predicate for operand
380 2 to arm_not_immediate_operand.
382 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
384 * doc/tm.texi: Regenerated.
386 2016-03-02 Richard Henderson <rth@redhat.com>
389 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
390 simplification when all args are positive non-fixed registers.
392 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
394 * target.def (lra_p): Specify that new ports should use LRA.
396 2016-03-02 Jakub Jelinek <jakub@redhat.com>
399 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
400 gimplify_type_sizes the type they refer to.
401 (omp_notice_variable): Handle reference vars to VLAs.
402 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
403 reference to VLA decls in the second pass instead of first pass.
405 2016-03-02 Tom de Vries <tom@codesourcery.com>
407 PR tree-optimization/68659
408 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
409 new_expr == NULL_TREE.
410 (get_new_name): Handle ADDR_EXPR.
412 2016-03-02 Bin Cheng <bin.cheng@arm.com>
414 PR rtl-optimization/69052
415 * loop-invariant.c (canonicalize_address): New function.
416 (inv_can_prop_to_addr_use): Check validity of address expression
417 which is canonicalized by above function.
419 2016-03-02 Alan Modra <amodra@gmail.com>
422 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
425 2016-03-02 Jakub Jelinek <jakub@redhat.com>
428 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
429 (*movhi_internal): Put mask moves from and to memory separately
430 from moves from/to GPRs.
432 2016-03-02 Richard Biener <rguenther@suse.de>
434 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
435 GENERIC expressions in GIMPLE.
437 2016-03-02 Richard Biener <rguenther@suse.de>
439 * config/i386/i386.c (type_natural_mode): Fix typo.
441 2016-03-02 Nick Clifton <nickc@redhat.com>
443 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
445 2016-03-02 Richard Biener <rguenther@suse.de>
446 Uros Bizjak <ubizjak@gmail.com>
449 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
451 2016-03-02 Richard Biener <rguenther@suse.de>
454 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
456 2016-03-02 Marek Polacek <polacek@redhat.com>
459 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
460 "is promoted to" warning.
462 2016-03-01 DJ Delorie <dj@redhat.com>
464 * config.gcc: Deprecate mep-*.
466 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
469 * lra-constraints.c (regno_val_use_in): New.
470 (match_reload): Use it instead of regno_use_in.
472 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
474 PR rtl-optimization/70007
475 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
476 references present in REG_EQUAL notes attached to non-SET patterns.
478 2016-03-01 Jeff Law <law@redhat.com>
480 PR tree-optimization/69196
481 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
482 Appropriately clamp the number of statements to copy when the
483 thread path does not traverse a loop backedge.
485 PR tree-optimization/69196
486 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
487 Do count some PHIs in the thread path against the insn count. Decrease
488 final statement count by one as the control statement in the last
489 block will get removed. Remove special cased code for handling PHIs
492 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
495 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
496 asm dialect alternatives to explicit GOTPCREL calls.
498 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
501 * ira.c (do_reload): Issue warning for generic stack checking here...
502 * reload1.c (reload): ...instead of here and streamline it.
504 2016-03-01 Nick Clifton <nickc@redhat.com>
506 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
508 2016-03-01 Richard Biener <rguenther@suse.de>
510 PR tree-optimization/69983
511 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
512 types and fall back to operand_equal_p.
514 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
517 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
519 * config/s390/constraints.md ("jm8"): New constraint.
520 * config/s390/predicates.md ("const_int_8bitset_operand"): New
522 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
524 ("*setmem_long<setmem_and>"): New pattern.
525 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
527 ("*setmem_long_31z<setmem_and>"): New pattern.
528 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
529 New substitution rules with the required attributes.
532 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
535 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
537 * gensupport.c (process_substs_on_one_elem): Split loop to
538 complete mark_operands_used_in_match_dup on all expressions in the
540 (adjust_operands_numbers): Inline into process_substs_on_one_elem
543 2016-03-01 Richard Biener <rguenther@suse.de>
546 * fold-const.c (fold_indirect_ref_1): Fix range checking for
547 vector BIT_FIELD_REF extract.
549 2016-03-01 Richard Biener <rguenther@suse.de>
551 PR tree-optimization/69994
552 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
554 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
556 PR tree-optimization/69956
557 * tree-vect-stmts.c (supportable_widening_operation): Support
558 multi-step conversion of boolean vectors.
559 (supportable_narrowing_operation): Likewise.
561 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
563 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
566 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
568 * config/s390/subst.md (DSI_VI): New mode iterator.
569 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
570 * config/s390/vector.md ("vec_set<mode>"): Move expander before
572 ("*vec_set<mode>"): Change predicate and add alternative to
573 support only either register or const_int operands as element
575 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
577 ("vec_extract<mode>"): New expander.
578 ("*vec_extract<mode>"): New insn definition supporting reg and
579 const_int element selectors.
580 ("*vec_extract<mode>_plus"): New insn definition supporting
581 reg+const_int element selectors.
582 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
583 following expander+insn definition.
584 ("<vec_shifts_name><mode>3"): New expander.
585 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
587 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
589 * config/s390/s390.md ("*tabort_1"): Change predicate to
590 nonmemory_operand. Add a second alternative to cover
591 register as well as const int operands.
592 ("*tabort_1_plus"): New pattern definition.
594 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
596 * config/s390/s390.md ("*ashrdi3_cc_31")
597 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
598 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
599 Merge insn definitions into ...
600 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
601 New pattern definition.
602 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
603 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
604 ("*ashr<mode>3_and"): Merge insn definitions into ...
605 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
606 New pattern definition.
607 * config/s390/subst.md ("addr_style_op_cc_subst")
608 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
609 substitutions patterns plus attributes.
610 Add ashiftrt to SUBST iterator.
612 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
614 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
615 op2 to nonmemory_operand.
616 ("*<shift>di3_31", "*<shift>di3_31_and"):
617 Merge into single pattern definition ...
618 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
619 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
620 pattern definition ...
621 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
622 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
625 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
627 * config/s390/predicates.md (const_int_6bitset_operand): New
629 * config/s390/s390.md: Include subst.md.
630 ("rotl<mode>3"): New expander.
631 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
633 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
634 * config/s390/subst.md: New file.
636 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
638 * config/s390/s390.md ("op_type", "atype", "length" attributes):
639 Remove RRR type. It doesn't really exist.
640 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
642 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
643 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
644 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
645 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
646 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
647 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
650 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
652 * gensupport.c (process_substs_on_one_elem): Split loop to
653 complete mark_operands_used_in_match_dup on all expressions in the
655 (adjust_operands_numbers): Inline into process_substs_on_one_elem
658 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
661 * config/sparc/sparc.c (NWORDS_UP): Rename to...
662 (CEIL_NWORDS): ...this. Use CEIL macro.
663 (compute_fp_layout): Adjust to above renaming.
664 (function_arg_union_value): Likewise.
665 (sparc_arg_partial_bytes): Likewise.
666 (sparc_function_arg_advance): Likewise.
668 2016-02-29 Jeff Law <law@redhat.com>
670 PR tree-optimization/70005
671 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
672 where an object with a boolean range is compared against a value
675 PR tree-optimization/69999
676 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
677 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
680 2016-02-29 Richard Biener <rguenther@suse.de>
682 PR tree-optimization/69994
683 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
684 (get_unary_op): Look through nop conversions.
685 (ops_equal_values_p): New function, look for equality diregarding
687 (eliminate_plus_minus_pair): Use ops_equal_values_p
688 (repropagate_negates): Do not use get_unary_op here.
690 2016-02-29 Martin Liska <mliska@suse.cz>
692 * system.h: Poison ENABLE_CHECKING macro.
694 2016-02-29 Martin Liska <mliska@suse.cz>
696 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
697 is presented in dump flags.
698 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
699 (hsa_regalloc): Likewise.
701 2016-02-19 Richard Biener <rguenther@suse.de>
703 PR tree-optimization/69980
704 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
705 permutation of those we need to keep.
707 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
710 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
712 (init_cumulative_args): Minor tweaks.
713 (sparc_promote_function_mode): Likewise.
714 (scan_record_type): Delete.
715 (traverse_record_type): New function template.
716 (classify_data_t): New structure type.
717 (classify_registers): New inline function.
718 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
719 exhausted. Instantiate traverse_record_type on classify_registers and
720 deal with the case of a structure passed in slot #15 with no FP field
722 (assign_data_t): New structure type.
723 (compute_int_layout): New static function.
724 (compute_fp_layout): Likewise.
725 (count_registers): New inline function.
726 (assign_int_registers): New static function.
727 (assign_fp_registers): Likewise.
728 (assign_registers): New inline function.
729 (function_arg_record_value_1): Delete.
730 (function_arg_record_value_2): Likewise.
731 (function_arg_record_value_3): Likewise.
732 (function_arg_record_value): Adjust to above changes. Instantiate
733 traverse_record_type on count_registers to first count the number of
734 registers to be used and then on assign_registers to assign them.
735 (function_arg_union_value): Adjust to above renaming.
736 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
737 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
738 case of a structure passed in slot #15
739 (sparc_function_arg_advance): Likewise.
740 (function_arg_padding): Minor tweak.
742 2016-02-29 Richard Biener <rguenther@suse.de>
744 PR tree-optimization/69720
745 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
746 the adjustment_def path for possibly vectorized defs.
747 (vect_create_epilog_for_reduction): Handle vectorized initial
750 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
752 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
754 2016-02-27 Jeff Law <law@redhat.com>
757 2016-02-26 Richard Biener <rguenther@suse.de>
758 Jeff Law <law@redhat.com>
760 PR tree-optimization/69740
761 * cfghooks.c (remove_edge): Request loop fixups if we delete
762 an edge that might turn an irreducible loop into a natural
765 2016-02-27 Jakub Jelinek <jakub@redhat.com>
767 PR rtl-optimization/69896
768 * tree-vect-generic.c (get_compute_type): Avoid single element
771 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
773 Rename the AArch64 tuning option and related functions to enable the
774 Newton series for the reciprocal square root to reflect its
775 approximative characteristic.
777 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
778 function to "aarch64_emit_approx_rsqrt".
779 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
780 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
781 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
782 (xgene1_tunings): Likewise.
783 (use_rsqrt_p): Likewise.
784 (aarch64_emit_swrsqrt): Use new function name.
785 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
786 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
787 text explaining this option.
788 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
790 2016-02-26 Jakub Jelinek <jakub@redhat.com>
793 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
794 complain about -mallow-movmisalign without -mvsx if
795 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
797 2016-02-26 Joel Sherrill <joel@rtems.org>
799 * config.gcc: Add x86_64-*-rtems*.
800 * gcc/config/i386/rtems-64.h: New file.
802 2016-02-26 Joel Sherrill <joel@rtems.org>
804 * config.gcc: Add aarch64-*-rtems*.
805 * gcc/config/aarch64/rtems.h: New file.
807 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
810 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
811 shift amount using %h. Add comment.
813 2016-02-26 Richard Biener <rguenther@suse.de>
814 Jeff Law <law@redhat.com>
816 PR tree-optimization/69740
817 * cfghooks.c (remove_edge): Request loop fixups if we delete
818 an edge that might turn an irreducible loop into a natural
821 2016-02-26 Martin Jambor <mjambor@suse.cz>
824 * tree-sra.c (sra_modify_assign): Do not remove loads of
825 uninitialized aggregates to SSA_NAMEs.
827 2016-02-26 Richard Henderson <rth@redhat.com>
830 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
831 pseudo in case the target rtx matches the source of the left
834 2016-02-26 Martin Jambor <mjambor@suse.cz>
837 * hsa.h (hsa_type_packed_p): Declare.
838 * hsa.c (hsa_type_packed_p): New function.
839 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
841 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
842 * hsa-brig.c (emit_basic_insn): Likewise.
844 2016-02-26 Martin Jambor <mjambor@suse.cz>
847 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
849 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
851 2016-02-26 Martin Jambor <mjambor@suse.cz>
853 * hsa.h (is_a_helper): New overload for hsa_op_immed for
854 hsa_op_with_type operands.
855 (hsa_unsigned_type_for_type): Declare.
856 * hsa.c (hsa_unsigned_type_for_type): New function.
857 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
858 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
859 the finalizer. Do not emit extra move.
861 2016-02-26 Martin Jambor <mjambor@suse.cz>
863 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
864 atomic operations in private segment.
866 2016-02-26 Martin Jambor <mjambor@suse.cz>
868 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
869 statements to wi->info. Also disallow omp simd constructs.
870 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
871 for not gridifying. Dump special string for omp_for.
873 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
876 * config/aarch64/aarch64.c (aarch64_set_current_function):
877 Save/restore target globals when switching to
878 target_option_default_node.
880 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
883 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
884 Return 0 if !SHIFT_COUNT_TRUNCATED.
886 2016-02-26 Jakub Jelinek <jakub@redhat.com>
887 Eric Botcazou <ebotcazou@adacore.com>
889 PR rtl-optimization/69891
890 * dse.c (scan_insn): If we can't figure out memset arguments
891 or they are non-constant, call clear_rhs_from_active_local_stores.
893 2016-02-26 Martin Liska <mliska@suse.cz>
895 * doc/extend.texi: Mention clog10, clog10f an clog10l
898 2016-02-26 Martin Liska <mliska@suse.cz>
900 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
902 (resolve_args_picking_1): Likewise.
903 * dwarf2out.h (struct GTY): Likewise.
905 2016-02-26 Martin Liska <mliska@suse.cz>
907 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
909 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
911 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
912 Martin Liska <mliska@suse.cz>
914 * doc/install.texi: Mention --enable-valgrind-annotations.
916 2016-02-26 Richard Biener <rguenther@suse.de>
918 PR tree-optimization/69551
919 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
920 looking through aliases adjust DECL_PT_UID to refer to the
921 ultimate alias target.
923 2016-02-25 Martin Liska <mliska@suse.cz>
926 * alloc-pool.c (after_memory_report): New variable.
927 * alloc-pool.h (base_pool_allocator ::release): Do not use
928 the infrastructure if after_memory_report.
929 * toplev.c (toplev::main): Mark after memory report.
931 2016-02-25 Richard Biener <rguenther@suse.de>
933 PR tree-optimization/48795
934 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
936 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
939 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
940 offloading is enabled and -fopenacc or -fopenmp is specified.
941 (CRTOFFLOADEND): Likewise.
942 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
943 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
944 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
945 (offload_objects_file_name): New static var.
946 (tool_cleanup): Remove offload_objects_file_name file.
947 (find_offloadbeginend): Replace with ...
948 (find_crtoffloadtable): ... this.
949 (run_gcc): Remove offload_argc and offload_argv.
950 Get offload_objects_file_name from -foffload-objects=... option.
951 Read names of object files with offload from this file, pass them to
952 compile_images_for_offload_targets. Don't call find_offloadbeginend and
953 don't pass offloadbegin and offloadend to the linker. Don't pass
954 offload non-LTO files to the linker, because now they're not claimed.
956 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
959 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
960 on builtin_unreachable.
962 2016-02-25 Jakub Jelinek <jakub@redhat.com>
964 PR rtl-optimization/69896
965 * regcprop.c: Include cfgrtl.h.
966 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
967 than remembered mode, either delete it (if noop_move_p), or
968 treat like copy_p but not noop_p instruction.
970 2016-02-24 Jakub Jelinek <jakub@redhat.com>
973 * dwarf2out.c (gen_variable_die): Work around buggy LTO
974 - allow NULL decl for Fortran DW_TAG_common_block variables.
976 2016-02-24 Jason Merrill <jason@redhat.com>
978 * common.opt (flifetime-dse): Add -flifetime-dse=1.
980 2016-02-24 Richard Biener <rguenther@suse.de>
981 Jakub Jelinek <jakub@redhat.com>
984 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
985 conditionally executed ops to well-defined overflow behavior.
987 2016-02-24 Jakub Jelinek <jakub@redhat.com>
990 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
993 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
995 PR rtl-optimization/69886
996 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
997 argument. Use it when checking validity of set instructions.
998 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
999 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
1001 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
1002 * store-motion.c (find_moveable_store): Update
1003 can_assign_to_reg_without_clobbers_p callsite.
1005 2016-02-24 Richard Biener <rguenther@suse.de>
1008 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
1010 (record_nonwrapping_iv): Do not fall back to the low/high bound
1011 for non-constant IV bases if the stmt is not always executed.
1013 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1015 * config/arm/arm-cores.def (cortex-a32): New entry.
1016 * config/arm/arm-tables.opt: Regenerate.
1017 * config/arm/arm-tune.md: Regenerate.
1018 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
1019 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
1020 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
1021 for -mcpu and -mtune.
1023 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1026 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
1027 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
1028 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
1029 (atomic_loaddi_1): Delete.
1030 (atomic_loaddi): Rewrite expander using the above changes.
1032 2016-02-24 Jakub Jelinek <jakub@redhat.com>
1035 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
1038 2016-02-24 Jakub Jelinek <jakub@redhat.com>
1039 Richard Biener <rguenth@suse.de>
1042 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
1043 set_mem_attributes if tem is SSA_NAME which got expanded
1046 2016-02-24 Richard Biener <rguenther@suse.de>
1048 PR tree-optimization/69907
1049 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
1050 end of permutations for BB vectorization.
1052 2016-02-24 Christian Bruel <christian.bruel@st.com>
1054 * config/arm/arm-c.c (arm_option_override): Initialize
1055 target_option_current_node.
1056 * config/arm/arm.c (arm_pragma_target_parse): Replace
1057 build_target_option_node call by target_option_current_node.
1058 Set target_option_current_node.
1061 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
1064 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
1065 define_insn_and_split to define_insn.
1066 (zero_extendqi<mode>2_dot2): Same.
1067 (extendqi<mode>2_dot): Same.
1068 (extendqi<mode>2_dot2): Same.
1070 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
1072 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
1073 and add bypass for AES{D,E} and AESMC pairs.
1074 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
1077 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
1079 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
1080 series for reciprocal square root in Exynos M1.
1082 2016-02-23 Martin Sebor <msebor@redhat.com>
1085 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
1086 __builtin_alloca_with_align.
1088 2016-02-23 Richard Henderson <rth@redhat.com>
1090 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
1091 (ix86_register_pragmas): Remove __seg_tls.
1092 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
1093 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
1094 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
1095 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
1096 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
1097 * doc/extend.texi (__seg_tls): Remove item.
1099 2016-02-23 Richard Biener <rguenther@suse.de>
1101 * alloc-pool.h (struct allocation_object): Make id member
1102 conditional on CHECKING_P again.
1103 (get_instance): Adjust.
1104 (base_pool_allocator): Likewise.
1106 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
1108 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
1109 (parallelize_loops): In OpenACC kernels mode, set n_threads to
1111 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
1113 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
1115 2016-02-23 Richard Biener <rguenther@suse.de>
1117 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
1118 * bitmap.h (struct bitmap_usage): Likewise.
1119 (bitmap_move): Declare.
1120 * bitmap.c (register_overhead): Take size_t argument.
1121 (bitmap_move): New function.
1122 * df-problems.c (df_rd_transfer_function): Use bitmap_move
1123 to properly account overhead.
1124 * tree.c (free_node): Use tree_size.
1126 2016-02-23 Jakub Jelinek <jakub@redhat.com>
1129 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
1130 when inverting comparison.
1133 * common.opt (Wunreachable-code): Add Warning flag.
1135 2016-02-23 Mark Wielaard <mjw@redhat.com>
1136 Jakub Jelinek <jakub@redhat.com>
1139 * cgraphunit.c (check_global_declaration): Check main_input_filename
1140 and DECL_SOURCE_FILE are not NULL.
1142 2016-02-23 Martin Jambor <mjambor@suse.cz>
1144 PR tree-optimization/69666
1145 * tree-sra.c (sra_modify_assign): Do not attempt to create
1146 default_def replacements for unscalarizable regions.
1148 2016-02-20 Mark Wielaard <mjw@redhat.com>
1151 * cgraphunit.c (check_global_declaration): Check level of
1152 warn_unused_const_variable and main_input_filename.
1153 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
1154 (-Wunused-variable): For C implies -Wunused-const-variable=1.
1155 (-Wunused-const-variable): Explain levels 1 and 2.
1157 2016-02-22 Jakub Jelinek <jakub@redhat.com>
1160 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
1161 identical arguments. Formatting and spelling fixes.
1164 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
1169 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
1170 and m68k-devices.def.
1171 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
1172 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
1174 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
1176 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
1177 and HImode registers.
1179 2016-02-22 Richard Biener <rguenther@suse.de>
1181 PR tree-optimization/69882
1182 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
1183 preserve permutations present because of gaps.
1184 (vect_supported_load_permutation_p): Always continue checking
1185 permutations after vect_attempt_slp_rearrange_stmts.
1187 2016-02-22 Bin Cheng <bin.cheng@arm.com>
1189 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
1190 min_profitable_estimate, rather than min_profitable_iters.
1192 2016-02-22 Jakub Jelinek <jakub@redhat.com>
1195 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
1196 SImode for last match_operand.
1198 2016-02-22 Martin Liska <mliska@suse.cz>
1200 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
1201 return bitsize - 1 as the return value.
1203 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
1207 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
1208 Handle negative shift counts.
1209 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
1210 force_reg on the shift constant.
1211 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
1212 (lshrsi3_d): Handle negative shift counts.
1214 2016-02-22 Richard Biener <rguenther@suse.de>
1215 Tom de Vries <tom@codesourcery.com>
1217 * graph.c: Include dumpfile.h.
1218 (print_graph_cfg): Split into three overloads.
1219 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
1221 2016-02-22 Tom de Vries <tom@codesourcery.com>
1223 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
1226 2016-02-22 Richard Biener <rguenther@suse.de>
1229 * ipa-inline-transform.c (inline_call): When not updating
1230 overall summaries adjust self size by the growth estimate.
1231 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
1232 hash-set, do not update overall summaries here. Renamed from ...
1233 (inline_to_all_callers): ... this which is now wrapping the
1234 above and performing delayed overall summary update.
1235 (early_inline_small_functions): Delay updating of the overall
1238 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
1240 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
1243 2016-02-19 Jakub Jelinek <jakub@redhat.com>
1246 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
1247 :%* in %:gt() argument.
1248 (greater_than_spec_func): Adjust for expecting only numbers,
1249 if there are more than two numbers, compare the last two.
1251 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
1253 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
1254 -Wnarrowing with -std.
1256 2016-02-19 Jakub Jelinek <jakub@redhat.com>
1259 * expr.c (store_field): Don't use bit-field path if exp is
1260 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
1261 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
1262 and the assignment can be performed by bitwise copy. Formatting
1266 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
1267 call copy_reg_eh_region_note_forward on before and/or after sequences
1268 and remove note from insn if it no longer can throw.
1271 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
1274 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1276 * config/s390/vector.md: Add missing commutative operand markers
1277 to the patterns which qualify for one.
1278 * config/s390/vx-builtins.md: Likewise.
1280 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1282 * config/s390/vector.md (VI, VI_QHS): Add single element vector
1283 types to mode iterators.
1284 (vec_double): ... and mode attribute.
1285 * config/s390/vx-builtins.md (non_vec_int): Likewise.
1287 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1289 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
1290 Change the predicate of op2 from nonimmediate to general and let
1291 reload fix it if necessary.
1293 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1295 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
1297 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1299 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
1302 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1304 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
1305 * config/s390/s390.c (s390_expand_vec_movstr): New function.
1306 * config/s390/s390.md ("movstr<P:mode>"): Call
1307 s390_expand_vec_movstr.
1309 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1311 * config/s390/s390.md: Add missing output modifier for operand 1
1312 to print it as address properly.
1314 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1316 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
1317 * config/s390/2964.md: New file.
1318 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
1319 of insn grouping attributes depending on the CPU level.
1320 (s390_get_unit_mask): New function.
1321 (s390_sched_score): Remove the OOO from the scheduling macros.
1322 Add loop to calculate a score for the instruction mix.
1323 (s390_sched_reorder): Likewise plus improve debug output.
1324 (s390_sched_variable_issue): Rename macros as above. Calculate
1325 the unit distances after actually scheduling an insn. Improve
1327 (s390_sched_init): Clear last_scheduled_unit_distance array.
1328 * config/s390/s390.md: Include 2964.md.
1330 2016-02-18 Jakub Jelinek <jakub@redhat.com>
1333 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
1334 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
1335 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
1336 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
1337 *avx512f_<code>v8div16qi2_mask_1): New insns.
1339 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1342 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
1345 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
1346 earlyclobber from target. Use wF constraint for fused memory
1348 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
1350 2016-02-18 Jakub Jelinek <jakub@redhat.com>
1351 Martin Liska <mliska@suse.cz>
1354 * cfgexpand.c (asan_sanitize_stack_p): New function.
1355 (partition_stack_vars): Use the function.
1356 (expand_stack_vars): Likewise.
1357 (defer_stack_allocation): Likewise.
1358 (expand_used_vars): Likewise.
1360 2016-02-18 Richard Biener <rguenther@suse.de>
1363 * fold-const.c (operand_equal_p): Properly compare offsets for
1364 IMAGPART_EXPR and ARRAY_REF.
1366 2016-02-18 Nick Clifton <nickc@redhat.com>
1370 * config/arm/arm.c (arm_option_override_internal): Disable
1371 interworking if the target does not support thumb instructions.
1372 (arm_reload_in_hi): Handle the case where a register to register
1373 move needs reloading because there is no simple pattern to handle
1375 (arm_reload_out_hi): Likewise.
1377 2016-02-18 Richard Biener <rguenther@suse.de>
1380 * match.pd: Don't use fold_binary or fold_unary for folding
1383 2016-02-17 Jakub Jelinek <jakub@redhat.com>
1386 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
1387 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
1388 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
1389 warn on gimple_no_warning_p statements.
1391 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
1393 * doc/extend.texi (C++ Attributes): Correct description of
1394 warn_unused type attribute.
1396 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1398 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
1399 correct instruction.
1401 2016-02-17 Richard Biener <rguenther@suse.de>
1403 PR rtl-optimization/69609
1404 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
1405 (find_traces_1_round): When ending a trace update cached priority
1407 (bb_to_key): Use cached priority when available.
1408 (copy_bb): Initialize cached priority.
1409 (reorder_basic_blocks_software_trace_cache): Likewise.
1411 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1414 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
1416 (aarch64_comparison_operator): Break overly long line into two.
1417 (aarch64_comparison_operation): Likewise.
1418 * config/aarch64/aarch64.md (cstorecc4): Use
1419 aarch64_comparison_operator_mode instead of
1420 aarch64_comparison_operator.
1421 (cstore<mode>4): Likewise.
1422 (aarch64_cstore<mode>): Likewise.
1423 (*cstoresi_insn_uxtw): Likewise.
1424 (cstore<mode>_neg): Likewise.
1425 (*cstoresi_neg_uxtw): Likewise.
1427 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1430 * config/arm/predicates.md (arm_comparison_operator_mode):
1432 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
1433 instead of arm_comparison_operator.
1434 (*mov_negscc): Likewise.
1435 (*mov_notscc): Likewise.
1436 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
1437 (*thumb2_mov_negscc): Likewise.
1438 (*thumb2_mov_negscc_strict_it): Likewise.
1439 (*thumb2_mov_notscc): Likewise.
1440 (*thumb2_mov_notscc_strict_it): Likewise.
1442 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
1444 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
1447 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
1449 * config/visium/visium.c (machine_libfunc_index): New enum.
1450 (machine_libfuncs): New structure.
1451 (visium_libfuncs): New static variable.
1452 (TARGET_INIT_LIBFUNCS): Define to...
1453 (visium_init_libfuncs): ...this. New function.
1454 (expand_block_move_4): Use the appropriate libfunc.
1455 (expand_block_move_2): Likewise.
1456 (expand_block_move_1): Likewise.
1457 (expand_block_set_4): Likewise.
1458 (expand_block_set_2): Likewise.
1459 (expand_block_set_1): Likewise.
1460 (visium_trampoline_init): Likewise.
1462 2016-02-17 Nick Clifton <nickc@redhat.com>
1464 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
1465 TI's devices.csv file as of March 2016.
1467 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
1470 * opts-global.c (handle_common_deferred_options): Introduce and
1471 initialize two global variables to remember command-line options
1472 specifying a stack-limiting register.
1473 * opts.h: Add extern declarations of the two new global variables.
1474 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
1475 variable based on the values of the two new global variables.
1477 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1480 * common.opt (Wnonnull-compare): New warning.
1481 * doc/invoke.texi (-Wnonnull): Remove text about comparison
1482 of arguments against NULL.
1483 (-Wnonnull-compare): Document.
1484 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
1485 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
1486 * passes.def (pass_warn_nonnull_compare): Add.
1487 * gimple-ssa-nonnull-compare.c: New file.
1489 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1491 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
1492 AARCH64_EXTRA_TUNE_RECIP_SQRT.
1494 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1496 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
1497 reciprocal sqrt for -mlow-precision-recip-sqrt.
1499 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1500 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1502 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
1503 always use lane loads to construct non-constant vectors.
1505 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1507 * config/aarch64/aarch64.md
1508 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
1509 constraints for operand 3.
1510 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
1512 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1513 Richard Biener <rguenther@suse.de>
1515 PR tree-optimization/69820
1516 * tree-vect-patterns.c (type_conversion_p): Return false if
1517 *orig_type is unsigned single precision or boolean.
1518 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
1521 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1523 PR rtl-optimization/69764
1524 PR rtl-optimization/69771
1525 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
1526 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
1528 2016-02-16 Richard Biener <rguenther@suse.de>
1530 PR tree-optimization/69776
1531 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
1533 (indirect_refs_may_alias_p): Likewise.
1534 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
1535 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
1536 according to tbaa_p.
1537 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
1538 (optimize_stmt): For redundant store discovery do not allow tbaa.
1540 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
1542 PR tree-optimization/69714
1543 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
1544 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
1546 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
1548 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
1549 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
1550 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
1551 * config/arc/arc.c (arc_init): Check FPU options.
1552 (get_arc_condition_code): Handle new CC_FPU* modes.
1553 (arc_select_cc_mode): Likewise.
1554 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
1555 register pair only. Allow access for ARCv2 accumulator.
1556 (gen_compare_reg): Whenever we have FPU support use FPU compare
1558 (arc_reorg): Don't generate brcc insns when FPU compare
1559 instructions are involved.
1560 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
1561 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
1562 floating point emulation.
1563 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
1564 (REVERSE_CONDITION): Add new CC_FPU* modes.
1565 (TARGET_FP_SP_BASE): Define.
1566 (TARGET_FP_DP_BASE): Likewise.
1567 (TARGET_FP_SP_FUSED): Likewise.
1568 (TARGET_FP_DP_FUSED): Likewise.
1569 (TARGET_FP_SP_CONV): Likewise.
1570 (TARGET_FP_DP_CONV): Likewise.
1571 (TARGET_FP_SP_SQRT): Likewise.
1572 (TARGET_FP_DP_SQRT): Likewise.
1573 (TARGET_FP_DP_AX): Likewise.
1574 * config/arc/arc.md (ARCV2_ACC): New constant.
1575 (type): New fpu type attribute.
1576 (SDF): Conditional iterator.
1577 (cstore<mode>, cbranch<mode>): Change expand condition.
1578 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
1579 handles FPU/FPX cases as well.
1580 * config/arc/arc.opt (mfpu): New option.
1581 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
1583 (adddf3, muldf3, subdf3): Removed.
1584 * config/arc/predicates.md (proper_comparison_operator): Recognize
1586 * config/arc/fpu.md: New file.
1587 * doc/invoke.texi (ARC Options): Document mfpu option.
1589 2016-02-16 Richard Biener <rguenther@suse.de>
1591 PR rtl-optimization/69291
1592 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
1593 noce_operand_ok check.
1595 2016-02-16 Tom de Vries <tom@codesourcery.com>
1598 * omp-low.c (simd_clone_create): Remove call to
1599 symtab->call_cgraph_insertion_hooks.
1601 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1603 PR tree-optimization/69802
1604 * tree-ssa-reassoc.c (update_range_test): If op is
1605 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
1606 op == 1 test of precision 1 integral op, otherwise handle
1607 that case as op itself. Fix up formatting.
1608 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
1611 2016-02-16 Richard Biener <rguenther@suse.de>
1613 PR tree-optimization/69586
1614 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
1615 types for conversion sources.
1617 2016-02-16 Richard Biener <rguenther@suse.de>
1620 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
1621 mask OEP_ADDRESS_OF.
1623 2016-02-16 Alan Modra <amodra@gmail.com>
1626 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
1627 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
1628 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
1630 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
1631 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
1632 (p8_fmrgow_<mode>): Likewise.
1633 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
1635 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
1636 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
1637 to use movdi_internal64. Remove op0_di.
1638 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
1640 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
1642 Add support for the FCCMP insn types
1644 * config/aarch64/aarch64.md (fccmp): Change insn type.
1646 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
1647 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
1648 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
1649 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
1650 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
1651 * config/arm/types.md (fccmps): Add new insn type.
1654 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
1656 * alias.c (get_alias_set): Fix a typo in comment.
1658 2016-02-15 Richard Biener <rguenther@suse.de>
1660 PR tree-optimization/69595
1661 * match.pd: Complete range test simplification to true.
1663 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
1665 PR rtl-optimization/69648
1666 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
1667 pic_offset_table_rtx.
1669 PR rtl-optimization/69752
1670 * ira.c (update_equiv_regs): When looking for more than a single SET,
1671 also take other side effects into account.
1673 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
1675 * config/s390/s390.c (s390_function_profiler): Add a new sequence
1676 for z900+ CPUs in 31-bit mode.
1678 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
1680 * common/config/s390/s390-common.c (s390_supports_split_stack):
1682 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
1683 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
1684 * config/s390/s390.c (struct machine_function): New field
1685 split_stack_varargs_pointer.
1686 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
1687 in s390_emit_prologue.
1688 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
1690 (morestack_ref): New global.
1691 (SPLIT_STACK_AVAILABLE): New macro.
1692 (s390_expand_split_stack_prologue): New function.
1693 (s390_live_on_entry): New function.
1694 (s390_va_start): Use split-stack vararg pointer if appropriate.
1695 (s390_asm_file_end): Emit the split-stack note sections.
1696 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
1697 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
1698 (UNSPECV_SPLIT_STACK_CALL): New unspec.
1699 (UNSPECV_SPLIT_STACK_DATA): New unspec.
1700 (split_stack_prologue): New expand.
1701 (split_stack_space_check): New expand.
1702 (split_stack_data): New insn.
1703 (split_stack_call): New expand.
1704 (split_stack_call_*): New insn.
1705 (split_stack_cond_call): New expand.
1706 (split_stack_cond_call_*): New insn.
1708 2016-02-15 Richard Biener <rguenther@suse.de>
1710 PR tree-optimization/69783
1711 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
1712 Add trivially correct cases.
1714 2016-02-15 Tom de Vries <tom@codesourcery.com>
1717 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
1719 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
1721 2016-02-15 Richard Biener <rguenther@suse.de>
1723 PR tree-optimization/69776
1724 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1725 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
1726 indicate whether we can use TBAA to disambiguate against stores.
1727 Use alias-set zero if not.
1728 (visit_reference_op_store): Do not use TBAA when looking up
1730 * tree-ssa-pre.c (compute_avail): Use TBAA here.
1731 (eliminate_dom_walker::before_dom_children): But not when looking
1732 up redundant stores.
1734 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
1736 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
1738 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1740 * config/i386/znver1.md
1741 (znver1_pop, znver1_pop_mem,
1742 znver1_load_imov_double_store,
1743 znver1_load_imov_direct_store,
1744 znver1_load_imov_direct_load,
1745 znver1_load_imov_double_load): Add new.
1746 (znver1_insn, znver1_insn_load): Add icmov type.
1748 znver1_sseavx_fma_load,
1750 znver1_avx256_fma_load): Fix pipe usage.
1752 2016-02-14 Alan Modra <amodra@gmail.com>
1755 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
1756 with an invalid hard reg, reload just the reg not the entire
1757 pre/post-inc/dec address expression.
1759 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
1762 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
1763 fixed R1_REG scratch reg.
1764 (sibcall_value_pcrel_fdpic): Likewise.
1766 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
1770 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
1772 2016-02-12 Walter Lee <walt@tilera.com>
1774 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
1775 * config/tilegx/t-tilegx: Likewise.
1777 2016-02-12 David Malcolm <dmalcolm@redhat.com>
1780 * diagnostic-show-locus.c (struct line_span): New struct.
1781 (layout::get_first_line): Delete.
1782 (layout::get_last_line): Delete.
1783 (layout::get_num_line_spans): New member function.
1784 (layout::get_line_span): Likewise.
1785 (layout::print_heading_for_line_span_index_p): Likewise.
1786 (layout::get_expanded_location): Likewise.
1787 (layout::calculate_line_spans): Likewise.
1788 (layout::m_first_line): Delete.
1789 (layout::m_last_line): Delete.
1790 (layout::m_line_spans): New field.
1791 (layout::layout): Update comment. Replace m_first_line and
1792 m_last_line with m_line_spans, replacing their initialization
1793 with a call to calculate_line_spans.
1794 (diagnostic_show_locus): When printing source lines and
1795 annotations, rather than looping over a single span
1796 of lines, instead loop over each line_span within
1797 the layout, with an inner loop over the lines within them.
1798 Call the context's start_span callback when changing line spans.
1799 * diagnostic.c (diagnostic_initialize): Initialize start_span.
1800 (diagnostic_build_prefix): Break out the building of the location
1801 part of the string into...
1802 (diagnostic_get_location_text): ...this new function, rewriting
1803 it from nested ternary expressions to a sequence of "if"
1805 (default_diagnostic_start_span_fn): New function.
1806 * diagnostic.h (diagnostic_start_span_fn): New typedef.
1807 (diagnostic_context::start_span): New field.
1808 (default_diagnostic_start_span_fn): New prototype.
1810 2016-02-12 David Malcolm <dmalcolm@redhat.com>
1813 * gcc.c (driver::finalize): Fix cleanup of "specs".
1815 2016-02-12 David Malcolm <dmalcolm@redhat.com>
1819 * gcc.c (driver::driver): Initialize m_option_suggestions.
1820 (driver::~driver): Clean up m_option_suggestions.
1821 (suggest_option): Convert to...
1822 (driver::suggest_option): ...this, and split out into
1823 driver::build_option_suggestions and find_closest_string.
1824 (driver::build_option_suggestions): New function, from
1825 first half of suggest_option. Special-case
1826 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
1827 the sanitizer_opts array. For options of enum types, add the
1828 various enum values to the candidate strings.
1829 (driver::handle_unrecognized_options): Remove "const".
1830 * gcc.h (driver::handle_unrecognized_options): Likewise.
1831 (driver::build_option_suggestions): New decl.
1832 (driver::suggest_option): New decl.
1833 (driver::m_option_suggestions): New field.
1834 * opts-common.c (add_misspelling_candidates): New function.
1835 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
1836 and make non-static.
1837 * opts.h (sanitizer_opts): New array decl.
1838 (add_misspelling_candidates): New function decl.
1839 * spellcheck.c (find_closest_string): New function.
1840 * spellcheck.h (find_closest_string): New function decl.
1842 2016-02-12 Jakub Jelinek <jakub@redhat.com>
1844 PR rtl-optimization/69764
1845 PR rtl-optimization/69771
1846 * optabs.c (expand_binop_directly): For shift_optab_p, force
1847 convert_modes with VOIDmode if xop1 has VOIDmode.
1849 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
1852 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
1853 to correctly determine instrumentation thunks.
1855 2016-02-12 Jakub Jelinek <jakub@redhat.com>
1858 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
1859 type by reference, force lhs on the call.
1862 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
1863 Compute retval and retbnd early in all cases if split_part_return_p
1864 and return_bb is not EXIT. Remove all clobber stmts and reset
1865 all debug stmts that refer to SSA_NAMEs defined in split part,
1866 except if it is retval, in that case replace the old retval with the
1867 lhs of the call to the split part.
1869 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
1872 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
1875 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
1876 whose result is used in PHI.
1877 (maybe_optimize_range_tests): Likewise.
1878 (final_range_test_p): Likweise.
1880 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
1883 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
1884 whose result is used in PHI.
1885 (maybe_optimize_range_tests): Likewise.
1886 (final_range_test_p): Likweise.
1888 2016-02-12 Jakub Jelinek <jakub@redhat.com>
1890 * cgraph.c: Spelling fixes - behaviour -> behavior and
1891 neighbour -> neighbor.
1892 * target.def: Likewise.
1893 * sel-sched.c: Likewise.
1894 * config/mips/mips.c: Likewise.
1895 * config/arc/arc.md: Likewise.
1896 * config/arm/cortex-a57.md: Likewise.
1897 * config/arm/arm.c: Likewise.
1898 * config/arm/neon.md: Likewise.
1899 * config/arm/arm-c.c: Likewise.
1900 * config/vms/vms-c.c: Likewise.
1901 * config/s390/s390.c: Likewise.
1902 * config/i386/znver1.md: Likewise.
1903 * config/i386/i386.c: Likewise.
1904 * config/ia64/hpux-unix2003.h: Likewise.
1905 * config/msp430/msp430.md: Likewise.
1906 * config/rx/rx.c: Likewise.
1907 * config/rx/rx.md: Likewise.
1908 * config/aarch64/aarch64-simd.md: Likewise.
1909 * config/aarch64/aarch64.c: Likewise.
1910 * config/nvptx/nvptx.c: Likewise.
1911 * config/bfin/bfin.c: Likewise.
1912 * config/cris/cris.opt: Likewise.
1913 * config/rs6000/rs6000.c: Likewise.
1914 * target.h: Likewise.
1915 * spellcheck.c: Likewise.
1916 * ira-build.c: Likewise.
1917 * tree-inline.c: Likewise.
1918 * builtins.c: Likewise.
1919 * lra-constraints.c: Likewise.
1920 * explow.c: Likewise.
1921 * hwint.h: Likewise.
1922 * targhooks.c: Likewise.
1923 * tree-vect-data-refs.c: Likewise.
1925 * doc/tm.texi: Likewise.
1926 * doc/extend.texi: Likewise.
1927 * doc/install.texi: Likewise.
1928 * doc/md.texi: Likewise.
1929 * tree-ssa-tail-merge.c: Likewise.
1930 * sched-int.h: Likewise.
1931 * match.pd: Likewise.
1932 * sched-ebb.c: Likewise.
1933 * target.def (omit_struct_return_reg): Likewise.
1934 * gimple-ssa-isolate-paths.c: Likewise.
1935 (find_implicit_erroneous_behaviour): Renamed to...
1936 (find_implicit_erroneous_behavior): ... this.
1937 (find_explicit_erroneous_behaviour): Renamed to...
1938 (find_explicit_erroneous_behavior): ... this.
1939 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
1941 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
1943 PR rtl-optimization/64682
1944 PR rtl-optimization/69567
1945 PR rtl-optimization/69737
1946 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
1947 in I2 as well, just lose it.
1949 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1951 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
1953 (aarch64_last_printed_tune_string): Likewise.
1954 (aarch64_declare_function_name): Only output .arch assembler
1955 directive if it will be different from the previously output
1956 directive. Same for .tune comment but only if -dA is set.
1957 (aarch64_start_file): New function.
1958 (TARGET_ASM_FILE_START): Define.
1960 2016-02-11 David Malcolm <dmalcolm@redhat.com>
1963 * Makefile.in (PLUGIN_HEADERS): Add params.list.
1965 2016-02-11 Jakub Jelinek <jakub@redhat.com>
1968 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
1969 -Wmaybe-uninitialized warning.
1971 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
1974 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
1976 2016-02-11 Richard Biener <rguenther@suse.de>
1978 PR rtl-optimization/69291
1979 * ifcvt.c (noce_try_store_flag_constants): Do not allow
1980 subexpressions affected by changing the result.
1982 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
1985 * lra-constraints.c (curr_insn_transform): Find in/out operands
1986 for secondary memory moves. Update dups.
1988 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
1990 PR tree-optimization/69652
1991 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
1992 to nested loop, did source re-formatting, skip debug statements,
1993 add check on statement with volatile operand, remove dead scalar
1996 2016-02-10 Jakub Jelinek <jakub@redhat.com>
1997 Patrick Palka <ppalka@gcc.gnu.org>
2001 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
2002 calls if the return type is TREE_ADDRESSABLE.
2003 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
2004 * ipa-split.c (split_function): Fix doubled "we" in comment.
2005 Use void return type for the split part even if
2006 !split_point->split_part_set_retval.
2008 2016-02-10 Bin Cheng <bin.cheng@arm.com>
2010 PR tree-optimization/68021
2011 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
2012 when computing the value of biv cand by itself.
2014 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
2016 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
2017 (cortexa57_tunings): Likewise.
2018 (cortexa72_tunings): Likewise.
2019 (arch_macro_fusion_pair_p): Add support for AES fusion.
2020 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
2021 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
2022 Allow virtual registers before reload so early scheduling works.
2023 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
2024 correct latency and pipeline.
2025 (cortex_a57_crypto_complex): Likewise.
2026 (cortex_a57_crypto_xor): Likewise.
2027 (define_bypass): Add AES bypass.
2029 2016-02-10 Richard Biener <rguenther@suse.de>
2031 PR tree-optimization/69726
2032 * passes.def: Add DCE pass before late uninit.
2033 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
2034 really fixup if-conversions job.
2036 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
2038 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
2039 (arm_cortex_a57_tune): Likewise.
2040 (aarch_macro_fusion_pair_p): Add support for AES fusion.
2041 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
2043 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
2045 * timevar.def (TV_PHASE_DBGINFO): Delete.
2046 (TV_PHASE_CHECK_DBGINFO): Likewise.
2047 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
2049 2016-02-10 Richard Biener <rguenther@suse.de>
2051 PR tree-optimization/69719
2052 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
2053 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
2055 2016-02-09 Andrew Pinski <apinski@cavium.com>
2058 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
2059 get_vcond_mask_icode returns false.
2061 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2064 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
2065 an ADDIS that adds a pointer to a large constant that sets the
2066 upper16 bits with a load operation.
2068 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
2071 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
2073 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
2075 (vzipq_s16): Likewise.
2076 (vzipq_s32): Likewise.
2077 (vzipq_f32): Likewise.
2078 (vzipq_u8): Likewise.
2079 (vzipq_u16): Likewise.
2080 (vzipq_u32): Likewise.
2081 (vzipq_p8): Likewise.
2082 (vzipq_p16): Likewise.
2084 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
2087 * config/arm/arm.c (neon_endian_lane_map): New function.
2088 (neon_vector_pair_endian_lane_map): New function.
2089 (arm_evpc_neon_vuzp): Allow for big endian lane order.
2090 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
2092 (vuzpq_s16): Likewise.
2093 (vuzpq_s32): Likewise.
2094 (vuzpq_f32): Likewise.
2095 (vuzpq_u8): Likewise.
2096 (vuzpq_u16): Likewise.
2097 (vuzpq_u32): Likewise.
2098 (vuzpq_p8): Likewise.
2099 (vuzpq_p16): Likewise.
2101 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
2104 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
2107 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
2109 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
2110 truncate const_int operand 1 to QImode.
2112 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
2114 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
2115 corresponding to an abnormal edge.
2117 2016-02-09 Tom de Vries <tom@codesourcery.com>
2119 PR tree-optimization/69599
2120 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
2122 (find_func_aliases_for_builtin_call, find_func_clobbers)
2123 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
2126 2016-02-09 Richard Biener <rguenther@suse.de>
2128 PR tree-optimization/69715
2129 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
2130 LHS on calls as non-rewritable.
2132 2016-02-09 Tom de Vries <tom@codesourcery.com>
2135 * lto-wrapper.c (append_diag_options): New function.
2136 (compile_offload_image): Call append_diag_options.
2138 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
2141 * doc/extend.texi (Flag Output Operands): Correct sectioning.
2142 Minor copy-edit to fix verb tenses.
2144 2016-02-08 Jakub Jelinek <jakub@redhat.com>
2146 PR tree-optimization/69209
2147 * ipa-split.c (split_function): If split part is not
2148 returning retval, retval has gimple type but is not
2149 gimple value, force it into a SSA_NAME first.
2151 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
2153 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
2156 2016-02-08 Jason Merrill <jason@redhat.com>
2159 * convert.c (convert_to_integer_1): Check dofold on truncation
2161 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
2162 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
2163 Rename from *_nofold.
2164 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
2165 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
2167 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
2170 * tree.c (build_common_tree_nodes): Remove short_double argument.
2171 All callers changed.
2172 * tree.h (build_common_tree_nodes): Adjust declaration.
2173 * doc/invoke.texi (-fshort-double): Remove documentation.
2174 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2175 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
2176 * lto-wrapper.c (merge_and_complain, append_compiler_options)
2177 (append_linker_options): Don't handle OPT_fshort_double.
2179 PR rtl-optimization/68730
2180 * lra-remat.c (insn_to_cand_activation): New static variable.
2181 (lra_remat): Allocate and free it.
2182 (create_cand): New arg activation. Initialize a field in
2183 insn_to_cand_activation if it is nonnull.
2184 (create_cands): Pass the activation insn to create_cand when making
2185 a candidate involving an output reload. Reorganize code a little.
2186 (do_remat): Keep track of active status of candidates in a separate
2189 2016-02-08 Richard Biener <rguenther@suse.de>
2191 PR tree-optimization/69719
2192 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
2193 Properly use absolute of the difference of the two offsets to
2194 compare or adjust the segment length.
2196 2016-02-08 Richard Biener <rguenther@suse.de>
2197 Jeff Law <law@redhat.com>
2200 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
2201 types for anonymous SSA names.
2203 2016-02-08 Richard Biener <rguenther@suse.de>
2205 PR rtl-optimization/69274
2206 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
2208 2016-02-08 Jeff Law <law@redhat.com>
2210 PR tree-optimization/65917
2211 * tree-ssa-dom.c (record_temporary_equivalences): Record both
2212 equivalences from if (x == y) style conditionals.
2213 (loop_depth_of_name): Remove.
2214 (record_equality): Remove loop depth check.
2215 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
2216 (const_and_copies::record_const_or_copy_raw): New member function.
2217 * tree-ssa-scopedtables.c
2218 (const_and_copies::record_const_or_copy_raw): New, factored out of
2219 (const_and_copies::record_const_or_copy): Call new member function.
2221 2016-02-05 Jeff Law <law@redhat.com>
2223 PR tree-optimization/68541
2224 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
2225 (count_stmts_in_block): New function.
2226 (poor_ifcvt_candidate_code): Likewise.
2227 (is_feasible_trace): Add some heuristics to determine when path
2228 splitting is profitable.
2229 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
2230 is a diamond with a single exit.
2232 2016-02-05 Martin Sebor <msebor@redhat.com>
2235 * doc/invoke.texi: Update -Wplacement-new to take an optional
2238 2016-02-06 Richard Henderson <rth@redhat.com>
2241 * tree.c (tree_nop_conversion_p): Do not strip casts into or
2242 out of non-standard address spaces.
2244 2016-02-05 Jakub Jelinek <jakub@redhat.com>
2246 PR rtl-optimization/69691
2247 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
2249 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
2251 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
2252 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
2253 (*ieee128_mfvsrd_64bit): Likewise.
2254 (*ieee128_mfvsrd_32bit): Likewise.
2256 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
2260 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2262 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
2263 instrumented_version.
2265 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
2267 * doc/invoke.texi (Optimize Options): In table of --param options
2268 rename second occurrence of tracer-min-branch-ratio to
2269 tracer-min-branch-probability, rename
2270 tracer-min-branch-ratio-feedback to
2271 tracer-min-branch-probability-feedback and clarify description,
2272 rename sched-spec-state-edge-prob-cutoff to
2273 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
2274 to selsched-insns-to-rename, rename lto-minpartition to
2275 lto-min-partition, delete reorder-blocks-duplicate and
2276 reorder-blocks-duplicate-feedback.
2278 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2280 * config/s390/s390.c (s390_register_info_set_ranges): Remove
2283 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
2285 * doc/extend.texi: S/390: Correct some typos.
2287 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2289 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
2291 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2294 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
2295 (s390_register_info_gprtofpr): Use new macros above.
2296 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
2298 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
2299 its name. Adjust restore and save gpr ranges.
2300 (s390_register_info_set_ranges): New function.
2301 (s390_register_info): Use new macros above. Call
2302 s390_register_info_set_ranges.
2303 (s390_optimize_register_info): Likewise.
2304 (s390_hard_regno_rename_ok): Use new macros.
2305 (s390_hard_regno_scratch_ok): Likewise.
2306 (s390_emit_epilogue): Likewise.
2307 (s390_can_use_return_insn): Likewise.
2308 (s390_optimize_prologue): Likewise.
2309 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
2311 2016-02-05 Jakub Jelinek <jakub@redhat.com>
2314 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
2316 (ix86_option_override_internal): Disable TARGET_STV even for
2317 -m{incoming,preferred}-stack-boundary=3.
2319 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2321 * config.gcc: Mark deprecated rtems targets as obsolete.
2323 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
2325 PR rtl-optimization/64682
2326 PR rtl-optimization/69567
2327 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
2328 before I2 only if the register is both used and set in I2.
2330 2016-02-04 DJ Delorie <dj@redhat.com>
2332 * config/msp430/msp430.c (msp430_start_function): Add function type.
2334 2016-02-04 Jakub Jelinek <jakub@redhat.com>
2337 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
2339 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
2341 PR rtl-optimization/69577
2343 2015-10-29 Richard Henderson <rth@redhat.com>
2347 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
2348 sse check to the exact conditions of PR 67609.
2350 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
2353 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
2354 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
2355 not allowed into the traditional Altivec registers.
2356 (movtd_64bit_nodm): Likewise.
2357 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
2359 2016-02-04 David Malcolm <dmalcolm@redhat.com>
2361 * config/aarch64/cortex-a57-fma-steering.c
2362 (aarch64_register_fma_steering): Remove "static" from arguments
2365 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
2368 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
2371 2016-02-04 Mike Frysinger <vapier@gentoo.org>
2373 * doc/invoke.texi: Delete -mno-fma4.
2375 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
2377 PR rtl-optimization/69577
2378 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
2379 (find_subregs_of_mode): Update accordingly. Iterate over partial
2382 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
2384 * config/arm/arm-protos.h (neon_reinterpret): Remove.
2385 * config/arm/arm.c (neon_reinterpret): Remove.
2386 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
2387 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
2388 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
2389 vreinterpretti): Remove.
2390 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
2391 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
2392 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
2393 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
2394 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
2395 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
2396 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
2397 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
2398 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
2399 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
2400 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
2401 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
2402 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
2403 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
2404 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
2405 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
2406 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
2407 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
2408 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
2409 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
2410 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
2411 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
2412 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
2413 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
2414 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
2415 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
2416 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
2417 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
2418 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
2419 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
2420 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
2421 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
2422 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
2423 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
2424 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
2425 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
2426 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
2427 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
2428 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
2429 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
2430 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
2431 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
2432 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
2433 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
2434 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
2435 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
2436 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
2437 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
2438 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
2439 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
2440 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
2441 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
2442 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
2443 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
2444 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
2445 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
2446 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
2447 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
2448 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
2449 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
2450 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
2451 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
2452 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
2453 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
2454 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
2455 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
2456 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
2457 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
2458 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
2459 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
2460 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
2461 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
2462 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
2463 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
2464 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
2465 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
2466 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
2467 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
2468 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
2469 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
2470 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
2471 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
2472 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
2473 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
2474 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
2475 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
2476 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
2477 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
2478 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
2479 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
2480 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
2481 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
2482 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
2483 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
2484 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
2485 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
2486 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
2487 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
2488 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
2489 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
2490 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
2491 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
2492 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
2494 2016-02-04 Martin Liska <mliska@suse.cz>
2497 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
2498 that are gimple_store_p.
2499 (maybe_instrument_call): Likewise.
2501 2016-02-04 Bin Cheng <bin.cheng@arm.com>
2503 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
2504 register scaling out of memory reference and comment why.
2506 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2510 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
2511 folding the source of a SET.
2513 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2517 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
2518 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
2520 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
2524 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
2527 2016-02-04 Christian Bruel <christian.bruel@st.com>
2529 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
2530 * config/arm/arm.c (arm_set_current_function): Likewise.
2532 2016-02-04 Jakub Jelinek <jakub@redhat.com>
2533 Ilya Enkovich <enkovich.gnu@gmail.com>
2534 H.J. Lu <hongjiu.lu@intel.com>
2537 * config/i386/i386.c (convert_scalars_to_vector): Remove
2538 stack alignment fixes.
2539 (ix86_option_override_internal): Disable TARGET_STV if stack
2540 might not be aligned enough.
2541 (ix86_minimum_alignment): Assert that TARGET_STV is false.
2543 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
2545 * gcc/config/i386/x86-tune.def: Disable default prefetching
2548 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2549 Vladimir Makarov <vmakarov@redhat.com>
2552 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
2553 in validating fused toc addresses.
2555 2016-02-03 Jakub Jelinek <jakub@redhat.com>
2558 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
2559 range->m_caret fields if range->m_show_caret_p is false.
2562 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
2563 Force oldval into register if it does not satisfy reg_or_short_operand
2564 predicate. Fix up formatting.
2566 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
2567 Alexandre Oliva <aoliva@redhat.com>
2570 * lra-constraints.c (simplify_operand_subreg): Check additionally
2571 address validity after potential reloading.
2572 (process_address_1): Check insns validity. In case of failure do
2575 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
2578 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
2581 2016-02-02 Jakub Jelinek <jakub@redhat.com>
2583 * wide-int.cc (canonize_uhwi): New function.
2584 (wi::divmod_internal): Use it.
2586 2016-02-02 James Norris <jnorris@codesourcery.com
2588 * gimplify.c (omp_notice_variable): Add usage check.
2590 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
2592 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
2593 like LE, GE, LT, GT when emitting relational operator.
2595 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
2597 * ira-costs.c (find_costs_and_classes): Add extra argument.
2598 * target.def (ira_change_pseudo_allocno_class): Add parameter.
2599 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
2600 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
2601 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
2602 Add best_class parameter, and return it if not ALL_REGS.
2603 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
2605 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
2608 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
2610 * config/aarch64/aarch64.c
2611 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
2612 (aarch64_ira_change_pseudo_allocno_class): New function.
2614 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
2617 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
2619 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2621 * config/avr/avr.c (avr_option_override): Set
2622 PARAM_ALLOW_STORE_DATA_RACES to 1.
2624 2016-02-02 Richard Biener <rguenther@suse.de>
2626 PR tree-optimization/69595
2627 * match.pd: Add range test simplifications to true/false.
2629 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
2631 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
2632 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
2635 2016-02-02 Richard Biener <rguenther@suse.de>
2637 PR tree-optimization/69606
2638 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
2639 info on the result before moving a stmt.
2641 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
2644 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
2645 branch with vector comparison.
2646 * config/i386/sse.md (VI48_AVX): New mode iterator.
2647 (define_expand "cbranch<mode>4): Add support for conditional branch
2648 with vector comparison.
2649 * tree-vect-loop.c (optimize_mask_stores): New function.
2650 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
2651 has_mask_store field of vect_info.
2652 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
2653 vectorized loops having masked stores after vec_info destroy.
2654 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
2655 correspondent macros.
2656 (optimize_mask_stores): Add prototype.
2658 2016-02-02 Alan Modra <amodra@gmail.com>
2661 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
2664 2016-02-02 Alan Modra <amodra@gmail.com>
2667 * config/rs6000/rs6000.c (need_toc_init): New var, set it
2668 whenever toc_label_name used.
2669 (rs6000_file_start): Don't set up toc section here,
2670 (rs6000_output_function_epilogue): do so here instead,
2671 (rs6000_xcoff_file_start): and here.
2672 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
2673 (load_toc_aix_di): Likewise.
2675 2016-02-01 Jakub Jelinek <jakub@redhat.com>
2677 PR rtl-optimization/69592
2678 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
2679 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
2680 (num_sign_bit_copies_binary_arith_p): New inline function.
2681 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
2683 2016-02-01 Jeff Law <law@redhat.com>
2685 PR tree-optimization/69580
2686 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
2687 * tree-ssa-threadbackward.c
2688 (fsm_find_control_statement_thread_paths): Do not try to walk
2689 through large PHI nodes.
2691 2016-02-01 Jakub Jelinek <jakub@redhat.com>
2693 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
2694 when count is incremented above limit, don't analyze further
2697 * omp-low.c (oacc_parse_default_dims): Avoid
2698 -Wsign-compare warning, make sure value fits into int
2699 rather than just unsigned int.
2701 2016-02-01 Bin Cheng <bin.cheng@arm.com>
2703 PR tree-optimization/67921
2704 * fold-const.c (split_tree): New parameters. Convert pointer
2705 type variable part to proper type before negating.
2706 (fold_binary_loc): Pass new arguments to split_tree.
2708 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
2710 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
2711 (nvptx_goacc_validate_dims): Extend to handle global defaults.
2712 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
2713 * doc/tm.texti: Rebuilt.
2714 * doc/invoke.texi (fopenacc-dim): Document.
2715 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
2716 (append_compiler_options): Likewise.
2717 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
2718 (oacc_parse_default_dims): New.
2719 (oacc_validate_dims): Add USED arg. Select non-unity default when
2721 (oacc_loop_fixed_partitions): Return mask of used partitions.
2722 (oacc_loop_auto_partitions): Emit dump info.
2723 (oacc_loop_partition): Return mask of used partitions.
2724 (execute_oacc_device_lower): Parse default dimension arg. Adjust
2725 loop partitioning and validation calls.
2727 2016-02-01 Richard Biener <rguenther@suse.de>
2730 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
2732 2016-02-01 Richard Biener <rguenther@suse.de>
2734 PR tree-optimization/69574
2735 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
2736 of asserting return chrec_dont_know.
2738 2016-02-01 Martin Liska <mliska@suse.cz>
2740 * mem-stats-traits.h: Add copyright header.
2741 * mem-stats.h: Likewise.
2743 2016-02-01 Richard Biener <rguenther@suse.de>
2745 PR tree-optimization/69579
2746 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
2747 Do not propagate through abnormal PHI results.
2749 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
2751 * postreload.c (reload_cse_simplify): Remove dead code.
2753 2016-02-01 Jakub Jelinek <jakub@redhat.com>
2755 PR rtl-optimization/69570
2756 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
2757 if there is more than one set, not if there is a single set.
2759 2016-02-01 Richard Henderson <rth@redhat.com>
2762 * combine.c (make_compound_operation): When looking through a
2763 subreg, make sure to re-extend to the width of the outer mode.
2765 2016-01-30 Jakub Jelinek <jakub@redhat.com>
2767 PR tree-optimization/69546
2768 * wide-int.cc (wi::divmod_internal): For unsigned division
2769 where both operands fit into uhwi, if o1 is 1 and o0 has
2770 msb set, if divident_prec is larger than bits per hwi,
2771 clear another quotient word and return 2 instead of 1.
2772 Similarly for remainder with msb in HWI set, if dividend_prec
2773 is larger than bits per hwi.
2775 2016-01-29 Martin Jambor <mjambor@suse.cz>
2777 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
2778 Use short lowercase names.
2779 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
2780 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
2781 acq_rel one. Protect warning agains segfaults if
2782 get_memory_order_name returns NULL.
2783 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
2784 with release semantics. Do not warn if get_memory_order already did.
2785 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
2786 semantics. Fix check for relaxed or acquire semantics. Do not warn
2787 if get_memory_order already did.
2789 2016-01-29 Sebastian Pop <s.pop@samsung.com>
2791 * doc/install.texi: Document that isl-0.16 is supported.
2793 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
2796 * config/i386/constraints.md (Bm): Describe as special memory
2798 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
2799 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
2800 * genpreds.c (struct constraint_data): Add is_special_memory.
2801 (have_special_memory_constraints, special_memory_start): New
2803 (special_memory_end): Ditto.
2804 (add_constraint): Add new arg is_special_memory. Add code to
2805 process its true value. Update have_special_memory_constraints.
2806 (process_define_constraint): Pass the new arg.
2807 (process_define_register_constraint): Ditto.
2808 (choose_enum_order): Process special memory.
2809 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
2810 function insn_extra_special_memory_constraint.
2811 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
2812 * gensupport.c (process_rtx): Process
2813 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
2814 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
2815 * ira-lives.c (single_reg_class): Use
2816 insn_extra_special_memory_constraint.
2817 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
2818 * lra-constraints.c (process_alt_operands): Ditto.
2819 (curr_insn_transform): Use insn_extra_special_memory_constraint.
2820 * recog.c (asm_operand_ok, preprocess_constraints): Process
2822 * reload.c (find_reloads): Ditto.
2823 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
2824 * stmt.c (parse_input_constraint): Use
2825 insn_extra_special_memory_constraint.
2827 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
2830 * lra-splill.c (lra_final_code_change): Revert r229087 by
2831 removing all sub-registers.
2833 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
2836 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
2838 2016-01-29 Jakub Jelinek <jakub@redhat.com>
2841 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
2842 SSE1, copy target into the temporary reg first before recursing
2845 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
2847 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
2850 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
2852 * ginclude/stdarg.h: Test __cplusplus instead of
2853 __GXX_EXPERIMENTAL_CXX0X__.
2855 2016-01-29 Richard Biener <rguenther@suse.de>
2857 PR tree-optimization/69547
2858 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
2859 Do not mark clobbers necessary.
2860 (mark_all_reaching_defs_necessary_1): Likewise.
2862 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2864 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
2865 declaration name with %qs and print it in both error messages.
2866 Also fix indentation.
2868 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2871 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
2872 trailing blank line from error message.
2874 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
2877 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
2880 2016-01-29 Richard Biener <rguenther@suse.de>
2883 * match.pd: Allow all integral types when simplifying a
2884 widening or sign-changing conversion.
2886 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2888 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
2889 back to setting codegen_error to fail codegen.
2891 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
2894 * config/i386/constraints.md (C): Only accept constant zero operand.
2895 (BC): New constraint.
2896 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
2897 instead of C constraint.
2898 * doc/md.texi (Machine Constraints): Update description
2901 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
2904 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
2906 2016-01-28 Jakub Jelinek <jakub@redhat.com>
2909 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
2912 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
2914 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
2915 branches if using guessed profile.
2917 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
2919 * graphite-optimize-isl.c (optimize_isl): Fix dump.
2921 2016-01-28 Richard Henderson <rth@redhat.com>
2924 * config/aarch64/aarch64-modes.def (CC_Cmode): New
2925 * config/aarch64/aarch64-protos.h: Update.
2926 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
2927 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
2928 (aarch64_get_condition_code_1): Handle CC_Cmode.
2929 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
2930 (*add<mode>3_compareC_cconly_imm): New.
2931 (*add<mode>3_compareC_cconly): New.
2932 (*add<mode>3_compareC_imm): New.
2933 (add<mode>3_compareC): New.
2934 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
2935 to be first. Use aarch64_carry_operation.
2936 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
2937 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
2938 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
2939 (subti3): Use subdi3_compare1.
2940 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
2941 (sub<mode>3_compare1): New.
2942 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
2943 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
2944 (*subsi3_carryin_uxtw): Likewise.
2945 (*ngc<mode>, *ngcsi_uxtw): Likewise.
2946 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
2947 * config/aarch64/iterators.md (DWI): New.
2948 * config/aarch64/predicates.md (aarch64_carry_operation): New.
2949 (aarch64_borrow_operation): New.
2951 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
2953 * graphite-optimize-isl.c (optimize_isl): Print a different debug
2954 message when isl does not return a valid schedule.
2956 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2958 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
2959 Remove comments from class declarations: they are already in the code
2962 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2964 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
2966 (ternary_op_to_tree): Same.
2967 (unary_op_to_tree): Same.
2968 (nary_op_to_tree): Same.
2969 (gcc_expression_from_isl_expr_op): Same.
2970 (gcc_expression_from_isl_expression): Same.
2971 (graphite_create_new_loop): Same.
2972 (graphite_create_new_loop_guard): Same.
2973 (build_iv_mapping): Same.
2974 (graphite_create_new_guard): Same.
2975 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
2976 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
2978 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2980 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
2981 instead of setting codegen_error to fail codegen.
2983 2016-01-28 Jason Merrill <jason@redhat.com>
2985 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
2987 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
2989 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
2990 Remove CONST_INT_P check in CCMP cost calculation.
2992 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
2994 * config/aarch64/aarch64.c (generic_vector_cost):
2995 Set vec_permute_cost.
2996 (cortexa57_vector_cost): Likewise.
2997 (exynosm1_vector_cost): Likewise.
2998 (xgene1_vector_cost): Likewise.
2999 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
3000 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
3001 Add vec_permute_cost entry.
3003 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
3005 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
3007 (add<mode>3_compare0): Likewise.
3008 (addsi3_compare0_uxtw): Likewise.
3009 (add<mode>3nr_compare0): Likewise.
3010 (compare_neg<mode>): Likewise.
3011 (<optab><mode>3): Likewise.
3013 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
3015 * tree-vect-stmts.c (vectorizable_comparison): Add
3016 NULL check for vectype.
3018 2016-01-28 Richard Biener <rguenther@suse.de>
3020 PR tree-optimization/69466
3021 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
3022 Account for PHIs we couldn't duplicate.
3024 2016-01-28 Martin Liska <mliska@suse.cz>
3027 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
3028 instead of ENABLE_VALGRIND_CHECKING.
3030 2016-01-27 Richard Henderson <rth@redhat.com>
3033 * lra-remat.c (subreg_regs): New.
3034 (dump_candidates_and_remat_bb_data): Dump it.
3035 (operand_to_remat): Reject if operand in subreg_regs.
3036 (set_bb_regs): Collect subreg_regs.
3037 (lra_remat): Init and free subreg_regs. Compute
3038 calculate_local_reg_remat_bb_data before create_cands.
3040 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
3043 * config/i386/i386.c (ix86_update_stack_boundary): Don't
3044 change stack_alignment_needed for __tls_get_addr call.
3046 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
3048 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
3050 2016-01-27 Jeff Law <law@redhat.com>
3052 PR tree-optimization/68398
3053 PR tree-optimization/69196
3054 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
3055 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
3056 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3057 Only count PHIs in the last block in the path. The others will
3058 const/copy propagate away. Add heuristic to allow more irreducible
3059 subloops to be created when it is likely profitable to do so.
3061 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3062 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
3063 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
3065 2016-01-27 Jakub Jelinek <jakub@redhat.com>
3068 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
3069 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
3070 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
3071 * tree-streamer-in.c: Include asan.h.
3072 (streamer_get_builtin_tree): For builtins in sanitizer
3073 range call initialize_sanitizer_builtins and retry.
3075 2016-01-27 Ian Lance Taylor <iant@google.com>
3077 * common.opt (fkeep-gc-roots-live): New undocumented option.
3078 * tree-ssa-loop-ivopts.c (add_candidate_1): If
3079 -fkeep-gc-roots-live, skip pointers.
3080 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
3083 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
3086 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
3087 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
3089 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
3092 * configure.ac: NetBSD provides SSP in its C library.
3093 * configure: Updated.
3095 2016-01-27 Richard Biener <rguenther@suse.de>
3097 PR tree-optimization/69166
3098 * tree-vect-loop.c (vect_is_simple_reduction): Always check
3099 reduction code for commutativity / associativity.
3101 2016-01-27 Martin Jambor <mjambor@suse.cz>
3103 PR tree-optimization/69355
3104 * tree-sra.c (analyze_access_subtree): Correct hole detection when
3105 total_scalarization fails.
3107 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
3109 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
3112 2016-01-27 Christian Bruel <christian.bruel@st.com>
3115 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
3116 Move arm_reset_previous_fndecl and set_target_option_current_node in
3117 the conditional part. Call save_restore_target_globals.
3118 * config/arm/arm.c (arm_set_current_function):
3119 Refactor to better support #pragma target and attribute mix.
3120 Call save_restore_target_globals.
3121 * config/arm/arm-protos.h (save_restore_target_globals): New function.
3123 2016-01-27 Martin Liska <mliska@suse.cz>
3125 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
3126 reference for an HSA kernel and its host function.
3128 2016-01-27 Jakub Jelinek <jakub@redhat.com>
3130 PR tree-optimization/69399
3131 * wide-int.h (wi::lrshift): For larger precisions, only
3132 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
3134 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
3136 * config/arc/predicates.md (proper_comparison_operator): Reject
3137 constant-constant comparison.
3139 2016-01-26 Tom de Vries <tom@codesourcery.com>
3141 PR tree-optimization/69110
3142 * tree-data-ref.c (initialize_data_dependence_relation): Handle
3143 DR_NUM_DIMENSIONS == 0.
3145 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
3146 Sebastian Pop <s.pop@samsung.com>
3148 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
3149 isl_ast_op_cond and isl_ast_op_select.
3150 (gcc_expression_from_isl_expr_op): Same.
3152 2016-01-26 Jason Merrill <jason@redhat.com>
3155 * tree.c (recompute_constructor_flags): Split out from
3157 (verify_constructor_flags): New.
3158 * tree.h: Declare them.
3160 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
3162 PR rtl-optimization/69217
3163 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
3164 are no TYPE_FIELDS set for the record type.
3166 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3169 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
3170 toc_label_name unconditionally.
3171 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
3172 SYMBOL_REF string. Use toc_label_name instead of constructing
3174 (rs6000_elf_declare_function_name): Use toc_label_name instead of
3175 constructing LCTOC1.
3177 2016-01-26 Martin Sebor <msebor@redhat.com>
3180 * doc/extend.texi (Common Type Attributes): Move text that talks about
3181 attribute packed from attribute aligned to the section discussing
3182 the former attribute for clarity.
3184 2016-01-26 Richard Henderson <rth@redhat.com>
3187 * trans-mem.c (tm_region_init): Mark entry block as visited.
3189 2016-01-26 David Malcolm <dmalcolm@redhat.com>
3192 * diagnostic-show-locus.c (layout::print_source_line): Replace
3193 call to pp_newline with call to layout::print_newline.
3194 (layout::print_annotation_line): Likewise.
3195 (layout::move_to_column): Likewise.
3196 (layout::print_any_fixits): After printing any fixits, print a
3197 trailing newline, if necessary.
3198 (layout::print_newline): New method, resetting any colorization
3200 (diagnostic_show_locus): Move the pp_newline to before the
3201 early bailout. Remove dummy block enclosing the layout instance.
3202 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
3203 of pp_newline_and_flush with pp_flush.
3204 (diagnostic_append_note): Delete use of pp_newline.
3205 (diagnostic_append_note_at_rich_loc): Delete.
3206 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
3207 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
3208 when newline characters are added to the buffer.
3210 2016-01-26 Michael Matz <matz@suse.de>
3212 * configure.ac (ac_cv_std_swap_in_utility): New test.
3213 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
3214 * configure: Regenerate.
3215 * config.in: Regenerate.
3217 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
3219 * config/arc/arc.md (cstoresi4): Force operand into register.
3220 (arcset<code>): Fix predicate.
3221 (arcsetltu): Likewise.
3222 (arcsetgeu): Likewise.
3223 (arcsethi): Likewise.
3224 (arcsetls): Likewise.
3226 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3228 PR tree-optimization/69483
3229 * gimple-fold.c (canonicalize_constructor_val): Return NULL
3230 if base has error_mark_node type.
3232 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
3235 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
3236 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
3238 (vget_lane_f16): Handle big-endian.
3239 (vgetq_lane_f16): Likewise.
3240 (vset_lane_f16): Likewise.
3241 (vsetq_lane_f16): Likewise.
3242 * config/arm/iterators.md (VQXMOV): Add V8HF.
3243 (VDQ): Add V4HF and V8HF.
3244 (V_reg): Handle V4HF and V8HF.
3245 (Is_float_mode): Likewise.
3246 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
3247 neon_vdup_nv8hf): New patterns.
3248 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
3249 Use VD_LANE iterator.
3250 (neon_vld1_dup<mode>): Use VQ2 iterator.
3252 2016-01-26 Nathan Sidwell <nathan@acm.org>
3254 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
3255 (set_oacc_fn_attrib): Add IS_KERNEL arg.
3256 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
3257 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
3258 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
3259 (oacc_validate_dims): Add LEVEL arg, don't return level.
3260 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
3262 (execute_oacc_device_lower): Adjust, add more dump output.
3263 * tree-ssa-loop.c (gate_oacc_kernels): Use
3264 oacc_fn_attrib_kernels_p.
3265 * tree-parloops.c (create_parallel_loop): Adjust
3266 set_oacc_fn_attrib call.
3268 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3271 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
3272 (append_compiler_options): Handle -fcilkplus.
3273 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
3275 2016-01-26 Nick Clifton <nickc@redhat.com>
3278 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
3279 been marked as DECL_ONE_ONLY but we do not the means to make it
3280 so, then do not allow it to bind locally.
3282 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3285 * opts.h (parse_sanitizer_options): New prototype.
3286 * opts.c (sanitizer_opts): New array.
3287 (parse_sanitizer_options): New function.
3288 (common_handle_option): Use parse_sanitizer_options.
3290 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
3293 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
3294 alignment adjustment to ...
3295 (ix86_update_stack_boundary): Here. Don't over-align stack for
3297 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
3298 if __tls_get_addr is called.
3300 2016-01-26 Christian Bruel <christian.bruel@st.com>
3302 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
3304 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
3306 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
3308 2016-01-26 Richard Biener <rguenther@suse.de>
3311 * match.pd: Guard X * CST CMP 0 pattern with single_use.
3313 2016-01-26 Richard Biener <rguenther@suse.de>
3315 PR tree-optimization/69452
3316 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
3317 (move_computations_dom_walker::before_dom_children): Rename
3319 (move_computations_worker): This.
3320 (move_computations): Perform an RPO rather than a DOM walk.
3322 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3325 * combine.c (combine_instructions): For REG_EQUAL note with
3326 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
3327 to the underlying register.
3328 * doc/rtl.texi (REG_EQUAL): Document the behavior of
3329 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
3331 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
3334 * config/aarch64/aarch64-builtins.c
3335 (aarch64_init_simd_builtin_types): Do not set structural
3336 equality to __Poly{8,16,64,128}_t types.
3338 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
3340 PR tree-optimization/69400
3341 * wide-int.cc (wi_pack): Take the precision as argument and
3342 perform canonicalization here rather than in the callers.
3343 Use the main loop to handle all full-width HWIs. Add a
3344 zero HWI if in_len isn't a full result.
3345 (wi::divmod_internal): Update accordingly.
3346 (wi::mul_internal): Likewise. Simplify.
3348 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
3349 Sebastian Pop <s.pop@samsung.com>
3351 * graphite-poly.c (apply_poly_transforms): Simplify.
3352 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
3353 (print_isl_map): Same.
3354 (print_isl_union_map): Same.
3355 (print_isl_schedule): New.
3356 (debug_isl_schedule): New.
3357 * graphite-dependences.c (scop_get_reads): Do not call
3358 isl_union_map_add_map that is undocumented isl functionality.
3359 (scop_get_must_writes): Same.
3360 (scop_get_may_writes): Same.
3361 (scop_get_original_schedule): Remove.
3362 (scop_get_dependences): Do not call isl_union_map_compute_flow that
3363 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
3364 (compute_deps): Remove.
3365 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
3366 (debug_schedule_ast): New.
3367 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
3368 set_separate_option.
3369 (graphite_regenerate_ast_isl): Add dump.
3370 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
3371 from scop->transformed_schedule.
3372 (graphite_regenerate_ast_isl): Add more dump.
3373 * graphite-optimize-isl.c (optimize_isl): Set
3374 scop->transformed_schedule. Check whether schedules are equal.
3375 (apply_poly_transforms): Move here.
3376 * graphite-poly.c (apply_poly_transforms): ... from here.
3377 (free_poly_bb): Static.
3378 (free_scop): Static.
3379 (pbb_number_of_iterations_at_time): Remove.
3380 (print_isl_ast): New.
3381 (debug_isl_ast): New.
3382 (debug_scop_pbb): New.
3383 * graphite-scop-detection.c (print_edge): Move.
3385 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
3386 (build_scop_scattering): Remove.
3387 (create_pw_aff_from_tree): Assert instead of bailing out.
3388 (add_condition_to_pbb): Remove unused code, do not fail.
3389 (add_conditions_to_domain): Same.
3390 (add_conditions_to_constraints): Remove.
3391 (build_scop_context): New.
3392 (add_iter_domain_dimension): New.
3393 (build_iteration_domains): Initialize pbb->iterators.
3394 Call add_conditions_to_domain.
3397 (index_outermost_in_loop): New.
3398 (index_pbb_in_loop): New.
3399 (outermost_pbb_in): New.
3400 (add_in_sequence): New.
3401 (add_outer_projection): New.
3402 (outer_projection_mupa): New.
3403 (add_loop_schedule): New.
3404 (build_schedule_pbb): New.
3405 (build_schedule_loop): New.
3406 (embed_in_surrounding_loops): New.
3407 (build_schedule_loop_nest): New.
3408 (build_original_schedule): New.
3409 (build_poly_scop): Call build_original_schedule.
3410 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
3411 (free_poly_dr): Remove.
3412 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
3413 (free_poly_bb): Remove.
3414 (debug_loop_vec): Remove.
3415 (print_isl_ast): Declare.
3416 (debug_isl_ast): Declare.
3417 (scop_do_interchange): Remove.
3418 (scop_do_strip_mine): Remove.
3419 (scop_do_block): Remove.
3420 (flatten_all_loops): Remove.
3421 (optimize_isl): Remove.
3422 (pbb_number_of_iterations_at_time): Remove.
3423 (debug_scop_pbb): Declare.
3424 (print_schedule_ast): Declare.
3425 (debug_schedule_ast): Declare.
3426 (struct scop): Remove schedule. Add original_schedule,
3427 transformed_schedule.
3428 (free_gimple_poly_bb): Remove.
3429 (print_generated_program): Remove.
3430 (debug_generated_program): Remove.
3431 (unify_scattering_dimensions): Remove.
3432 * sese.c (print_edge): ... here.
3433 (print_sese): ... here.
3434 (debug_edge): ... here.
3435 (debug_sese): ... here.
3436 * sese.h (print_edge): Declare.
3437 (print_sese): Declare.
3438 (dump_edge): Declare.
3439 (dump_sese): Declare.
3441 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
3442 Sebastian Pop <s.pop@samsung.com>
3444 * Makefile.in: Set ISLVER in site.exp.
3446 2016-01-25 Jakub Jelinek <jakub@redhat.com>
3448 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
3449 DECL_VALUE_EXPR of new_var even for the non-array case. Look
3450 through DECL_VALUE_EXPR for expansion.
3452 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
3454 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
3455 the frame info after reload completed.
3457 2016-01-25 Jeff Law <law@redhat.com>
3459 PR tree-optimization/69196
3460 PR tree-optimization/68398
3461 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
3462 tree-ssa-threadupdate.c.
3463 (determine_bb_domination_status): Prototype
3464 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
3465 (determine_bb_domination_status): No longer static.
3466 (valid_jump_thread_path): Remove code to detect characteristics
3467 of the jump thread path not associated with correctness.
3468 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
3469 Correct test for thread path length. Count PHIs for real operands as
3470 statements that need to be copied. Do not count ASSERT_EXPRs.
3471 Look at all the blocks in the thread path. Compute and selectively
3472 filter thread paths based on threading through the latch, threading
3473 a multiway branch or crossing a multiway branch.
3475 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3477 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
3478 decl with __attribute__ ((unused)) annotation.
3480 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
3483 * tree-vect-stmts.c (vectorizable_condition): Check vectype
3484 of operands is compatible with a statement vectype.
3486 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
3488 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
3489 improve wording for mixed storage order support.
3491 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
3493 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
3494 (vcvt_u64_f64): Likewise.
3495 (vcvta_s64_f64): Likewise.
3496 (vcvta_u64_f64): Likewise.
3497 (vcvtm_s64_f64): Likewise.
3498 (vcvtm_u64_f64): Likewise.
3499 (vcvtn_s64_f64): Likewise.
3500 (vcvtn_u64_f64): Likewise.
3501 (vcvtp_s64_f64): Likewise.
3502 (vcvtp_u64_f64): Likewise.
3504 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
3506 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
3507 (arc_init): Check validity mll64 option.
3508 (arc_save_restore): Use double load/store instruction.
3509 (arc_expand_movmem): Likewise.
3510 (arc_split_move): Don't split if we have double load/store
3511 instructions. Returns a boolean.
3512 (arc_process_double_reg_moves): Change function to return boolean
3513 instead of a sequence of instructions.
3514 (arc_dwarf_register_span): New function.
3515 * config/arc/arc-protos.h (arc_split_move): Change prototype.
3516 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
3517 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
3518 (*movdf_insn): Likewise.
3519 * config/arc/arc.opt (mll64): New option.
3520 * config/arc/predicates.md (even_register_operand): New predicate.
3521 * doc/invoke.texi (ARC Options): Add mll64 documentation.
3523 2016-01-25 Richard Biener <rguenther@suse.de>
3526 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
3527 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
3529 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
3531 2016-01-25 Richard Biener <rguenther@suse.de>
3533 PR tree-optimization/69376
3534 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
3536 (VN_INFO_ANTI_RANGE_P): New inline.
3537 (VN_INFO_RANGE_TYPE): Likewise.
3538 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
3539 SSA_NAME_ANTI_RANGE_P.
3540 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
3541 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3542 Properly query VN_INFO_RANGE_TYPE.
3544 2016-01-25 Nick Clifton <nickc@redhat.com>
3547 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
3549 2016-01-23 Tom de Vries <tom@codesourcery.com>
3551 PR tree-optimization/69426
3552 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
3555 2016-01-23 Jakub Jelinek <jakub@redhat.com>
3557 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
3558 "the the" with "the" in the comments.
3559 * ipa-devirt.c (build_type_inheritance_graph,
3560 update_type_inheritance_graph): Likewise.
3561 * tree.c (build_function_type_list_1): Likewise.
3562 * cfgloopmanip.c (scale_loop_profile): Likewise.
3563 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
3564 * gimple-ssa-split-paths.c
3565 (find_block_to_duplicate_for_splitting_paths): Likewise.
3566 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
3567 * expr.c (convert_move): Likewise.
3568 * var-tracking.c (vt_stack_adjustments): Likewise.
3569 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
3570 * tree-vrp.c (test_for_singularity): Likewise.
3572 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
3573 directly instead of building a temporary tree.
3576 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
3577 remove <algorithm> include.
3579 2016-01-22 Jakub Jelinek <jakub@redhat.com>
3582 * config/i386/i386.c: Include dojump.h.
3583 (expand_small_movmem_or_setmem,
3584 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
3586 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
3587 if dynamic_check != -1.
3589 2016-01-21 Jeff Law <law@redhat.com>
3592 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
3593 record_temporary_equivalences. Rewritten to avoid unnecessary calls
3594 into dominated_by_p.
3595 (cprop_into_successor_phis): Avoid unnecessary tests.
3597 2016-01-22 Richard Henderson <rth@redhat.com>
3600 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
3601 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
3603 2016-01-22 Michael Matz <matz@suse.de>
3605 * system.h (string, algorithm): Include only conditionally.
3606 (new): Include always under C++.
3607 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
3608 * final.c (toplevel): Ditto.
3609 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
3610 * genconditions.c (write_header): Make gencondmd.c define
3612 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
3614 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
3615 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
3617 2016-01-22 Christian Bruel <christian.bruel@st.com>
3620 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
3622 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3625 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
3626 define_insn_and_split. Ensure operands[1] and operands[0] do not
3627 get assigned the same register.
3629 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3631 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
3633 2016-01-22 Christian Bruel <christian.bruel@st.com>
3635 * config/arm/arm-c.c (arm_pragma_target_parse):
3636 Remove warn_builtin_macro_redefined overwrite.
3638 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
3640 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
3641 flag_non_call_exceptions compatibility.
3643 2016-01-22 Jakub Jelinek <jakub@redhat.com>
3646 * dwarf2out.c (add_child_die_after): New function.
3647 (dwarf_qual_info_t): New type.
3648 (dwarf_qual_info): New variable.
3649 (qualified_die_p): New function.
3650 (modified_type_die): For -fdebug-types-section, ensure
3651 canonical order of qualifiers. Put qualified DIEs adjacent
3652 to the corresponding non-qualified type DIE and search there
3653 for existing qualified DIEs.
3655 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
3657 * doc/extend.texi (scalar_storage_order type attribute): Document
3658 restriction on type punning and aliasing, and remove future tense.
3660 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
3663 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
3666 2016-01-21 Jeff Law <law@redhat.com>
3669 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
3670 useless call to record_temporary_equivalences.
3671 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
3672 allocate 10 slots in the bb_path vector and let it grow as needed.
3673 (fsm_find_control_statement_thread_paths): Similarly for the next_path
3676 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
3678 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
3680 * configure: Regenerate.
3682 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
3684 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
3685 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
3687 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
3690 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
3691 drop EXPAND_INITIALIZER.
3692 * rtl.h (contains_symbolic_reference_p): Declare.
3693 * rtlanal.c (contains_symbolic_reference_p): New function.
3694 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
3695 a subtraction into a NOT if symbolic constants are involved.
3697 2016-01-21 Anton Blanchard <anton@samba.org>
3698 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3701 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
3703 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
3706 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
3708 * config/microblaze/microblaze.c
3709 (get_branch_target): New.
3710 (insert_wic_for_ilb_runout): New.
3712 (microblaze_machine_dependent_reorg): New.
3713 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
3714 * config/microblaze/microblaze.md
3715 (UNSPEC_IPREFETCH): Define.
3716 (iprefetch): New pattern
3717 * config/microblaze/microblaze.opt
3718 (mxl-prefetch): New flag.
3720 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
3722 * config/microblaze/microblaze.h
3723 (FIXED_REGISTERS): Update in macro.
3724 (CALL_USED_REGISTERS): Update in macro.
3726 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
3728 PR rtl-optimization/68920
3729 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
3732 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
3734 PR rtl-optimization/68990
3735 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
3736 pseudo instead of inheritance ones.
3738 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3739 Nick Clifton <nickc@redhat.com>
3743 * config/mips/mips.c (mips_compute_frame_info): Initialise
3744 args_size and hard_frame_pointer_offset fields of the frame
3745 structure before calling mips_global_pointer.
3747 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
3749 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
3751 * configure: Regenerate.
3753 2016-01-21 Richard Biener <rguenther@suse.de>
3755 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
3757 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
3759 * config/s390/s390.c (s390_asm_declare_function_size): Add code
3760 to actually emit the .size directive.
3762 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
3763 Jakub Jelinek <jakub@redhat.com>
3767 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
3768 args array size by one to avoid buffer overflow.
3770 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
3772 * config/s390/s390.md (pool_section_start): Use switch_to_section
3773 to select proper read-only data section instead of hardcoding
3775 (pool_section_end): Use switch_to_section to match the above.
3777 2016-01-21 Richard Biener <rguenther@suse.de>
3779 PR tree-optimization/69378
3780 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
3781 (set_ssa_val_to): Use it for dominance checks taking into
3782 account not executable edges.
3784 2016-01-21 Jakub Jelinek <jakub@redhat.com>
3787 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
3788 for bitsize instead of GET_MODE_PRECISION (mode).
3790 2016-01-20 Martin Sebor <msebor@redhat.com>
3793 * extend.texi (__sync Builtins): Clarify the semantics of
3794 __sync_fetch_and_OP built-ins on pointers.
3795 (__atomic Builtins): Same.
3797 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3798 Sebastian Pop <s.pop@samsung.com>
3800 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
3801 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
3802 (is_valid_rename): Same.
3803 (translate_isl_ast_to_gimple::get_rename): Same.
3804 (translate_isl_ast_to_gimple::rename_all_uses): Same.
3805 (translate_isl_ast_to_gimple::rename_uses): Same.
3806 (get_new_name): Check for close_phi nodes.
3807 (copy_loop_phi_args): Use phi_node_kind.
3808 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
3809 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
3811 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3812 Sebastian Pop <s.pop@samsung.com>
3814 Revert commit r229783.
3815 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
3816 Remove use of parameter_rename_map.
3818 (copy_internal_parameters): Remove.
3819 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
3820 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
3821 (free_sese_info): Do not free parameter_rename_map.
3822 (set_rename): Do not use parameter_rename_map.
3823 (rename_uses): Update call to set_rename.
3824 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
3825 * sese.h (parameter_rename_map_t): Remove.
3826 (struct sese_info_t): Remove field parameter_rename_map.
3828 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3829 Sebastian Pop <s.pop@samsung.com>
3831 * graphite-isl-ast-to-gimple.c: Fix comment.
3832 * graphite-scop-detection.c (defined_in_loop_p): New.
3833 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
3834 names defined in loop.
3836 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3837 Sebastian Pop <s.pop@samsung.com>
3839 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
3840 Discard unstructured if-then-else regions.
3842 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3843 Sebastian Pop <s.pop@samsung.com>
3845 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
3846 (cleanup_loop_iter_dom): Remove.
3847 (build_loop_iteration_domains): Remove.
3848 (build_scop_context): Remove.
3849 (build_scop_iteration_domain): Remove.
3850 (add_loop_constraints): New.
3851 (build_iteration_domains): New.
3852 (build_poly_scop): Call build_iteration_domains.
3854 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3855 Sebastian Pop <s.pop@samsung.com>
3857 * graphite-scop-detection.c
3858 (scop_detection::harmful_loop_in_region): Free dom and loops.
3859 (scop_detection::loop_body_is_valid_scop): Free bbs.
3861 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3862 Sebastian Pop <s.pop@samsung.com>
3864 * graphite-scop-detection.c (record_loop_in_sese): New.
3865 (gather_bbs::before_dom_children): Call record_loop_in_sese.
3866 (build_scops): Remove call to build_sese_loop_nests.
3867 * sese.c (sese_record_loop): Remove.
3868 (build_sese_loop_nests): Remove.
3869 (new_sese_info): Remove region->loops.
3870 (free_sese_info): Same.
3871 * sese.h (sese_contains_loop): Same.
3872 (build_sese_loop_nests): Remove.
3873 (sese_contains_loop): Remove.
3875 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3876 Sebastian Pop <s.pop@samsung.com>
3878 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
3879 loop_is_valid_in_scop.
3880 (scop_detection::harmful_stmt_in_region): Renamed
3881 harmful_loop_in_region.
3882 Call loop_is_valid_in_scop.
3884 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3885 Sebastian Pop <s.pop@samsung.com>
3887 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
3890 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3891 Sebastian Pop <s.pop@samsung.com>
3893 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
3894 * graphite.h (struct poly_bb): Remove field is_reduction.
3895 (PBB_IS_REDUCTION): Remove.
3897 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3898 Sebastian Pop <s.pop@samsung.com>
3900 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
3901 (add_pdr_constraints): Same.
3902 (scop_get_reads): Same.
3903 (scop_get_must_writes): Same.
3904 (scop_get_may_writes): Same.
3905 (scop_get_original_schedule): Same.
3906 (extend_schedule): Same.
3907 (apply_schedule_on_deps): Same.
3908 (carries_deps): Same.
3909 (compute_deps): Same.
3910 (scop_get_dependences): Same.
3911 * graphite-isl-ast-to-gimple.c
3912 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
3913 * graphite-optimize-isl.c (get_schedule_for_band): Same.
3914 (get_schedule_for_band_list): Same.
3915 (get_schedule_map): Same.
3916 (apply_schedule_map_to_scop): Same.
3917 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
3918 (build_loop_iteration_domains): Same.
3919 (add_condition_to_pbb): Same.
3920 (add_param_constraints): Same.
3921 (pdr_add_memory_accesses): Same.
3922 (pdr_add_data_dimensions): Same.
3924 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
3926 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
3929 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
3931 * common.opt (feliminate-dwarf2-dups): Replace references to
3932 "DWARF 2" with just "DWARF".
3933 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
3934 * doc/extend.texi: Likewise.
3935 * doc/cpp.texi: Likewise.
3936 * doc/invoke.texi: Likewise.
3937 (Option Summary): Add -gdwarf to list of Debugging Options.
3938 (Debugging Options): Document -gdwarf.
3939 * doc/contrib.texi: Spell "DWARF" like that.
3941 2016-01-21 Jakub Jelinek <jakub@redhat.com>
3943 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
3944 warning. Fix up formatting.
3947 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
3948 attempt to mark memory input operand addressable and
3949 call prepare_gimple_addressable in that case. Don't adjust
3950 input_location for diagnostics, use error_at instead.
3952 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
3954 * config/rs6000/ppc-auxv.h: New file.
3955 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
3957 (cpu_supports): Likewise.
3958 * config/rs6000/rs6000.c: include "ppc-auxv.h".
3959 (cpu_is_info): New variable.
3960 (cpu_supports_info): Likewise.
3961 (tcb_verification_symbol): Likewise.
3962 (cpu_builtin_p): Likewise.
3963 (cpu_expand_builtin): New function.
3964 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
3965 (rs6000_init_builtins): Likewise.
3966 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
3967 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
3968 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
3969 * configure: Regenerate.
3970 * config.in: Likewise.
3971 * doc/extend.texi (PowerPC Built-in Functions): Document
3972 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
3974 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
3977 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
3979 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
3982 2016-01-20 Richard Henderson <rth@redhat.com>
3988 * tree.c (tm_define_builtin): New.
3989 (find_tm_vector_type): New.
3990 (build_tm_vector_builtins): New.
3991 (build_common_builtin_nodes): Call it.
3993 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
3995 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
3996 (arm_fp_ok): Likewise.
3998 (arm_crypto): Likewise.
4000 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
4001 Richard Biener <rguenther@suse.de>
4003 PR tree-optimization/69328
4004 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
4005 vectors have same number of elements.
4006 (vectorizable_condition): Fix masked version recognition.
4008 2016-01-20 Richard Biener <rguenther@suse.de>
4010 PR tree-optimization/69345
4011 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
4012 (VN_INFO_PTR_INFO): Likewise.
4013 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
4014 info when it is equal between non-dominating SSA names.
4015 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4016 Make sure to look at original SSA infos.
4018 2016-01-20 Jeff Law <law@redhat.com>
4021 * config/m68k/predicates.md (pow2_m1_operand): New predicate
4023 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
4024 (pc_or_label_operand): New predicate.
4025 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
4026 tests for small integers that are 2^n - 1.
4028 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
4030 * doc/invoke.texi (Options Summary): Add '.' after @xref.
4032 2016-01-19 Jeff Law <law@redhat.com>
4035 * tree-ssa-threadbackwards.c
4036 (fsm_find_control_statement_thread_paths): Do not try to lookup
4037 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
4039 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
4041 * doc/lto.texi: Remove text that says only Gold has linker plugin
4044 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
4046 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
4047 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
4048 the DIE accordingly.
4049 (modified_type_die): Add REVERSE parameter and pass it recursively,
4050 as well as to base_type_die. Adjust presence check accordingly.
4051 (base_type_for_mode): Adjust call to modified_type_die.
4052 (add_type_attribute): Add REVERSE parameter and pass it to
4054 (generic_parameter_die): Adjust call to add_type_attribute.
4055 (add_scalar_info): Likewise.
4056 (add_subscript_info): Likewise.
4057 (gen_array_type_die): Likewise.
4058 (gen_descr_array_type_die): Likewise.
4059 (gen_entry_point_die): Likewise.
4060 (gen_enumeration_type_die): Likewise.
4061 (gen_formal_parameter_die): Likewise.
4062 (gen_subprogram_die): Likewise.
4063 (gen_variable_die ): Likewise.
4064 (gen_const_die): Likewise.
4065 (gen_field_die): Likewise.
4066 (gen_pointer_type_die): Likewise.
4067 (gen_reference_type_die): Likewise.
4068 (gen_ptr_to_mbr_type_die): Likewise.
4069 (gen_inheritance_die): Likewise.
4070 (gen_subroutine_type_die): Likewise.
4071 (gen_typedef_die): Likewise.
4072 (force_type_die): Adjust call to modified_type_die.
4074 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
4076 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
4077 flow throughout the file. Fix broken link to Objective-C 2.0
4079 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
4082 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4084 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
4086 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4089 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
4090 (maybe_record_node): Record cxa_pure_virtual as the only possible
4091 target if there are not ohter candidates.
4092 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
4094 2016-01-19 Richard Biener <rguenther@suse.de>
4096 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
4097 (get_memory_order): Likewise.
4099 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
4101 * tree-vect-stmts.c (vectorizable_store): Check
4104 2016-01-19 David Malcolm <dmalcolm@redhat.com>
4107 * gcc.c (driver::decode_argv): Add call to
4108 init_opts_obstack before init_options_struct.
4109 * opts.c (init_opts_obstack): Remove idempotency.
4110 (init_options_struct): Replace call to init_opts_obstack
4111 with a gcc_assert to verify that it has already been called.
4112 * toplev.c (toplev::main): Add call to init_opts_obstack before
4113 calls to init_options_struct.
4114 (toplev::finalize): Move cleanup of opts_obstack next to
4115 cleanup of save_decoded_options, clearing the latter, and
4116 save_decoded_options_count.
4118 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4121 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
4122 attribute to unconditional. Remove %? from output template.
4124 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4125 Jiong Wang <jiong.wang@arm.com>
4127 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
4128 generated from different expand order.
4130 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4132 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
4133 Add support for CCMP costing.
4135 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4137 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
4138 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
4139 (fccmpe<mode>): Likewise.
4140 (fcmp): Rename to fcmp and globalize pattern.
4142 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
4143 (aarch64_gen_ccmp_next): Add FP support.
4145 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4147 * target.def (gen_ccmp_first): Update documentation.
4148 (gen_ccmp_next): Likewise.
4149 * doc/tm.texi (gen_ccmp_first): Update documentation.
4150 (gen_ccmp_next): Likewise.
4151 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
4152 expand_ccmp_expr_1. Improve comments.
4153 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
4154 (ccmp_ior<mode>): Remove pattern.
4155 (cmp<mode>): Remove expand.
4156 (cmp): Globalize pattern.
4157 (cstorecc4): Use cc_register.
4158 (mov<mode>cc): Remove ccmp_cc_register check.
4159 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
4160 Simplify after removal of CC_DNE/* modes.
4161 (aarch64_ccmp_mode_to_code): Remove.
4162 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
4163 In 'k' case use integer as condition.
4164 (aarch64_nzcv_codes): Remove inverted cases.
4165 (aarch64_code_to_ccmode): Remove.
4166 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
4167 comparison with CC register to be used in folowing CCMP/branch/CSEL.
4168 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
4169 pattern. Return the comparison with CC register. Invert conditions
4171 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
4172 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
4174 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4176 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
4177 instrumented_version.
4179 2016-01-19 Richard Biener <rguenther@suse.de>
4181 PR tree-optimization/69336
4182 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
4183 handled components with get_ref_base_and_extent.
4184 (equal_mem_array_ref_p): Adjust.
4186 2016-01-19 Jakub Jelinek <jakub@redhat.com>
4189 * shrink-wrap.c: Include valtrack.h.
4190 (move_insn_for_shrink_wrap): Add DEBUG argument. If
4191 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
4192 in between insn and where it will be moved to. Call
4193 dead_debug_insert_temp.
4194 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
4195 first and dead_debug_local_finish at the end.
4196 For uses and defs bitmap, handle all regs in between REGNO and
4197 END_REGNO, not just the first one.
4199 2016-01-19 Richard Biener <rguenther@suse.de>
4201 PR tree-optimization/69352
4202 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
4203 (equal_mem_array_ref_p): Constrain size and max size properly.
4204 Compare the reverse flag.
4206 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
4208 * ira.c (ira): Update regstat data if we deleted insns.
4210 2016-01-19 Jakub Jelinek <jakub@redhat.com>
4212 PR rtl-optimization/68955
4213 PR rtl-optimization/64557
4214 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
4215 here. Fix up formatting.
4216 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
4218 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4221 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
4222 assume that the node has body.
4223 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
4226 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4228 * lto-streamer-out.c (lto_output): Do not stream instrumentation
4231 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4233 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
4234 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
4236 2016-01-19 Martin Jambor <mjambor@suse.cz>
4237 Martin Liska <mliska@suse.cz>
4238 Michael Matz <matz@suse.de>
4240 * Makefile.in (OBJS): Add new source files.
4241 (GTFILES): Add hsa.c.
4242 * common.opt (disable_hsa): New variable.
4243 (-Whsa): New warning.
4244 * config.in (ENABLE_HSA): New.
4245 * configure.ac: Treat hsa differently from other accelerators.
4246 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
4248 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
4249 * doc/install.texi (Configuration): Document --with-hsa-runtime,
4250 --with-hsa-runtime-include, --with-hsa-runtime-lib and
4252 * doc/invoke.texi (-Whsa): Document.
4253 (hsa-gen-debug-stores): Likewise.
4254 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
4255 to invoke offload compiler for hsa acclerator.
4256 * opts.c (common_handle_option): Determine whether HSA offloading
4257 should be performed.
4258 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
4259 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
4260 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
4261 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
4262 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
4263 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
4264 GF_OMP_FOR_KIND_GRID_LOOP.
4265 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
4266 (pp_gimple_stmt_1): Likewise.
4267 * gimple-walk.c (walk_gimple_stmt): Likewise.
4268 * gimple.c (gimple_build_omp_grid_body): New function.
4269 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
4270 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
4271 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
4272 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
4273 GF_OMP_TEAMS_GRID_PHONY.
4274 (gimple_statement_omp_single_layout): Updated comments.
4275 (gimple_build_omp_grid_body): New function.
4276 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
4277 (gimple_omp_for_grid_phony): New function.
4278 (gimple_omp_for_set_grid_phony): Likewise.
4279 (gimple_omp_parallel_grid_phony): Likewise.
4280 (gimple_omp_parallel_set_grid_phony): Likewise.
4281 (gimple_omp_teams_grid_phony): Likewise.
4282 (gimple_omp_teams_set_grid_phony): Likewise.
4283 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
4284 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
4285 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
4286 (BUILT_IN_GOMP_TARGET): Updated type.
4287 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
4288 (adjust_for_condition): New function.
4289 (get_omp_for_step_from_incr): Likewise.
4290 (extract_omp_for_data): Moved parts to adjust_for_condition and
4291 get_omp_for_step_from_incr.
4292 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
4293 (fixup_child_record_type): Bail out if receiver_decl is NULL.
4294 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
4295 (scan_omp_parallel): Do not create child functions for phony
4297 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
4298 (scan_omp_1_op): Checking assert we are not remapping to
4299 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
4300 (parallel_needs_hsa_kernel_p): New function.
4301 (expand_parallel_call): Register apprpriate parallel child
4302 functions as HSA kernels.
4303 (grid_launch_attributes_trees): New type.
4304 (grid_attr_trees): New variable.
4305 (grid_create_kernel_launch_attr_types): New function.
4306 (grid_insert_store_range_dim): Likewise.
4307 (grid_get_kernel_launch_attributes): Likewise.
4308 (get_target_argument_identifier_1): Likewise.
4309 (get_target_argument_identifier): Likewise.
4310 (get_target_argument_value): Likewise.
4311 (push_target_argument_according_to_value): Likewise.
4312 (get_target_arguments): Likewise.
4313 (expand_omp_target): Call get_target_arguments instead of looking
4314 up for teams and thread limit.
4315 (grid_expand_omp_for_loop): New function.
4316 (grid_arg_decl_map): New type.
4317 (grid_remap_kernel_arg_accesses): New function.
4318 (grid_expand_target_kernel_body): New function.
4319 (expand_omp): Call it.
4320 (lower_omp_for): Do not emit phony constructs.
4321 (lower_omp_taskreg): Do not emit phony constructs but create for them
4322 a temporary variable receiver_decl.
4323 (lower_omp_taskreg): Do not emit phony constructs.
4324 (lower_omp_teams): Likewise.
4325 (lower_omp_grid_body): New function.
4326 (lower_omp_1): Call it.
4327 (grid_reg_assignment_to_local_var_p): New function.
4328 (grid_seq_only_contains_local_assignments): Likewise.
4329 (grid_find_single_omp_among_assignments_1): Likewise.
4330 (grid_find_single_omp_among_assignments): Likewise.
4331 (grid_find_ungridifiable_statement): Likewise.
4332 (grid_target_follows_gridifiable_pattern): Likewise.
4333 (grid_remap_prebody_decls): Likewise.
4334 (grid_copy_leading_local_assignments): Likewise.
4335 (grid_process_kernel_body_copy): Likewise.
4336 (grid_attempt_target_gridification): Likewise.
4337 (grid_gridify_all_targets_stmt): Likewise.
4338 (grid_gridify_all_targets): Likewise.
4339 (execute_lower_omp): Call grid_gridify_all_targets.
4340 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
4341 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
4342 (tree_omp_clause): Added union field dimension.
4343 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
4344 * tree.c (omp_clause_num_ops): Added number of arguments of
4345 OMP_CLAUSE__GRIDDIM_.
4346 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
4347 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
4348 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
4349 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
4350 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
4351 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
4352 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
4353 * tree-pass.h (make_pass_gen_hsail): Declare.
4354 (make_pass_ipa_hsa): Likewise.
4355 * ipa-hsa.c: New file.
4356 * lto-section-in.c (lto_section_name): Add hsa section name.
4357 * lto-streamer.h (lto_section_type): Add hsa section.
4358 * timevar.def (TV_IPA_HSA): New.
4359 * hsa-brig-format.h: New file.
4360 * hsa-brig.c: New file.
4361 * hsa-dump.c: Likewise.
4362 * hsa-gen.c: Likewise.
4365 * toplev.c (compile_file): Call hsa_output_brig.
4366 * hsa-regalloc.c: New file.
4368 2016-01-18 Jeff Law <law@redhat.com>
4370 PR tree-optimization/69320
4371 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
4372 ranged object, do nothing if the RHS constant is not [0..1].
4373 (optimize_stmt): Comparing a boolean ranged object against a
4374 constant outside [0..1] results in a compile-time constant.
4376 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
4379 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
4381 * doc/invoke.texi (Invoking GCC): Add new section to menu.
4382 (Option Summary): Update to reflect new section and moved options.
4383 (C++ Dialect Options): Move -fstats to new section.
4384 (Debugging Options): Move all dump, statistics, and other GCC
4385 developer options to new section. Rewrite section introduction
4386 and re-order remaining options to put the more basic ones first.
4387 (Optimization Options): Move -fira-verbose and -flto-report* to
4389 (Developer Options): New section incorporating moved options.
4390 * doc/cppopts.texi (-dM): Update cross-reference.
4392 2016-01-18 Richard Henderson <rth@redhat.com>
4395 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
4396 operands to pseudo only if CSE is expected. Split long immediate
4397 operands only after reload, and for the stack pointer.
4398 (*add<GPI>3_pluslong): Remove.
4399 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
4400 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
4401 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
4402 (*add<GPI>3 peepholes): New.
4403 (*add<GPI>3 splitters): New.
4404 * config/aarch64/constraints.md (Upl): New.
4405 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
4407 2016-01-18 Richard Biener <rguenther@suse.de>
4409 PR tree-optimization/69297
4410 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
4412 (vect_bb_vectorization_profitable_p): Clear visited flag again.
4414 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
4417 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
4418 of mixind vector and scalar types.
4419 (fold_relational_const): Add handling of vector
4420 comparison with boolean result.
4421 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
4422 comparison of vector operands with boolean result for EQ/NE only.
4423 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
4424 (verify_gimple_cond): Likewise.
4425 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
4428 2016-01-18 Joseph Myers <joseph@codesourcery.com>
4430 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
4433 2016-01-18 Richard Biener <rguenther@suse.de>
4436 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
4438 2016-01-18 Tom de Vries <tom@codesourcery.com>
4440 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
4442 2016-01-18 Tom de Vries <tom@codesourcery.com>
4444 * omp-low.c (set_oacc_fn_attrib): Make extern.
4445 * omp-low.h (set_oacc_fn_attrib): Declare.
4446 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
4447 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
4448 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
4449 Add and handle function parameter oacc_kernels_p.
4450 (find_reduc_addr, get_omp_data_i_param): New function.
4451 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
4452 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
4453 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
4454 Calculate dominance info. Skip loops that are not in a kernels region
4455 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
4456 (pass_parallelize_loops::execute): Call parallelize_loops with
4457 oacc_kernels_p argument.
4458 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
4459 New member function.
4460 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
4461 * passes.def: Add argument to pass_parallelize_loops instantation.
4463 2016-01-18 Tom de Vries <tom@codesourcery.com>
4465 * tree-parloops.c (pass_parallelize_loops::execute): Allow
4466 pass_parallelize_loops to be run outside the loop pipeline.
4468 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
4470 * tree-scalar-evolution.c (follow_copies_to_constant): New.
4471 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
4473 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
4476 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
4477 using get_ref_base_and_extent.
4478 (equal_mem_array_ref_p): New.
4479 (hashable_expr_equal_p): Add call to previous.
4481 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
4484 * tree-sra.c (disqualified_constants, constant_decl_p): New.
4485 (sra_initialize): Allocate disqualified_constants.
4486 (sra_deinitialize): Free disqualified_constants.
4487 (disqualify_candidate): Update disqualified_constants when appropriate.
4488 (create_access): Scan for constant-pool entries as we go along.
4489 (scalarizable_type_p): Add check against type_contains_placeholder_p.
4490 (maybe_add_sra_candidate): Allow constant-pool entries.
4491 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
4492 (initialize_constant_pool_replacements): New.
4493 (sra_modify_assign): Avoid mangling assignments created by previous,
4494 and don't generate writes into constant pool.
4495 (sra_modify_function_body): Call initialize_constant_pool_replacements.
4497 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
4499 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
4501 (scalar_chain::convert_op): Likewise.
4502 * config/i386/i386.md (*andndi3_doubleword): New.
4504 2016-01-18 Richard Biener <rguenther@suse.de>
4506 PR tree-optimization/69170
4507 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
4508 building a vector from scalar results of a pattern stmt.
4510 2016-01-18 Jakub Jelinek <jakub@redhat.com>
4512 * haifa-sched.c (autopref_multipass_init): Work around
4513 -Wmaybe-uninitialized warning.
4515 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
4517 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
4518 against the constant 0.
4520 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4522 PR tree-optimization/68799
4523 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
4524 look up phi candidates in the statement-candidate map.
4525 (phi_add_costs): Likewise.
4526 (record_phi_increments): Likewise.
4527 (phi_incr_cost): Likewise.
4528 (ncd_with_phi): Likewise.
4529 (all_phi_incrs_profitable): Likewise.
4531 2016-01-17 Jakub Jelinek <jakub@redhat.com>
4533 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
4534 -Wmaybe-uninitialized warning.
4536 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
4538 * doc/invoke.texi (Invoking GCC): Add new section to menu.
4539 (Option Summary): Update to reflect new section and moved options.
4540 (C++ Dialect Options): Move -fvtable-verify and related options.
4541 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
4542 and profiling-related options.
4543 (Optimization Options): Move profile generation options and
4544 -fstack-protector and related options.
4545 (Instrumentation Options): New section incorporating moved options.
4546 (Code Generation Options): Move -finstrument-functions and
4547 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
4549 2016-01-16 Tom de Vries <tom@codesourcery.com>
4551 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
4553 2016-01-16 Tom de Vries <tom@codesourcery.com>
4555 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
4557 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
4559 * hash-table.h (hash_table::empty): Turn into an inline wrapper
4560 that checks whether the table is already empty. Rename the
4561 original implementation to...
4562 (hash_table::empty_slot): ...this new private function.
4564 2016-01-15 David Malcolm <dmalcolm@redhat.com>
4567 * diagnostic-show-locus.c (layout::print_source_line): Move x
4568 offset of line until after call to
4569 get_line_width_without_trailing_whitespace.
4571 2016-01-15 Jeff Law <law@redhat.com>
4573 PR tree-optimization/69270
4574 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
4575 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
4576 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
4577 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
4578 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4579 ssa_name_has_boolean_range and constant_boolean_node.
4581 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
4583 PR rtl-optimization/69030
4584 * lra-spills.c (remove_pseudos): Check nrefs and make the function
4586 (spill_pseudos): Delete debug insn for dead pseudo.
4587 (lra_spill): Initiate spill_hard_reg and slots memory separately.
4589 2016-01-15 Jiong Wang <jiong.wang@arm.com>
4591 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
4593 (TYPES_UNOPUS): Likewise.
4594 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
4595 builtin type, from UNOP to UNOPUS.
4596 (lbtruncuv4sf): Likewise.
4597 (lbtruncuv2df): Likewise.
4598 (lrounduv2sf): Likewise.
4599 (lrounduv4sf): Likewise.
4600 (lrounduv2df): Likewise.
4601 (lroundusf): Likewise.
4602 (lroundusf): Likewise.
4603 (lceiluv2sf): Likewise.
4604 (lceiluv4sf): Likewise.
4605 (lceiluv2df): Likewise.
4606 (lceilusf): Likewise.
4607 (lceiludf): Likewise.
4608 (lflooruv2sf): Likewise.
4609 (lflooruv4sf): Likewise.
4610 (lflooruv2df): Likewise.
4611 (lfloorusf): Likewise.
4612 (lfloorudf): Likewise.
4613 (lfrintnuv2sf): Likewise.
4614 (lfrintnuv4sf): Likewise.
4615 (lfrintnuv2df): Likewise.
4616 (lfrintnusf): Likewise.
4617 (lfrintnudf): Likewise.
4618 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
4620 (vcvtq_u32_f32): Likewise.
4621 (vcvtq_u64_f64): Likewise.
4622 (vcvta_u32_f32): Likewise.
4623 (vcvtaq_u32_f32): Likewise.
4624 (vcvtaq_u64_f64): Likewise.
4625 (vcvtm_u32_f32): Likewise.
4626 (vcvtmq_u32_f32): Likewise.
4627 (vcvtmq_u64_f64): Likewise.
4628 (vcvtn_u32_f32): Likwise.
4629 (vcvtnq_u32_f32): Likewise.
4630 (vcvtnq_u64_f64): Likewise.
4631 (vcvtp_u32_f32): Likewise.
4632 (vcvtpq_u32_f32): Likewise.
4633 (vcvtpq_u64_f64): Likewise.
4634 (vcvtmd_u64_f64): Likewise.
4635 (vcvtms_u32_f32): Likewise.
4636 (vcvtad_u64_f64): Likewise.
4637 (vcvtas_u32_f32): Likewise.
4638 (vcvtnd_u64_f64): Likewise.
4639 (vcvtns_u32_f32): Likewise.
4640 (vcvtpd_u64_f64): Likewise.
4641 (vcvtps_u32_f32): Likewise.
4643 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4645 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
4646 CSEL of zero_extended registers.
4648 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4650 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
4651 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
4653 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4655 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
4656 false when argument string is not found in the attributes table
4659 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
4662 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
4663 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
4664 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
4667 2016-01-15 Richard Biener <rguenther@suse.de>
4669 PR tree-optimization/66856
4670 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
4671 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
4672 (vect_create_new_slp_node): Increment stmt reference count.
4673 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
4674 an SLP tree before swapping operands.
4675 (vect_build_slp_tree): Likewise.
4676 (destroy_bb_vec_info): Free stmt info after SLP instances.
4677 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
4678 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
4679 (STMT_VINFO_NUM_SLP_USES): New macro.
4681 2016-01-15 Richard Biener <rguenther@suse.de>
4684 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
4685 (add_linkage_name): ... here.
4686 (gen_typedef_die): Use add_linkage_name_raw instead of
4687 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
4690 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
4692 * gimplify.c (oacc_default_clause): Decode reference and pointer
4693 types for both kernels and parallel regions.
4695 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
4698 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
4700 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
4702 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
4703 (convert_scalars_to_vector): Likewise.
4705 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
4707 * doc/extend.texi (Type Traits): Fix grammar.
4709 2016-01-15 Martin Jambor <mjambor@suse.cz>
4711 * tree-inline.c (remap_decl): Use existing dclarations if
4712 remapping a type and prevent_decl_creation_for_types.
4713 (replace_locals_stmt): Do an initial remapping of non-VLA typed
4714 decls first. Do real remapping with
4715 prevent_decl_creation_for_types set.
4716 * tree-inline.h (copy_body_data): New field
4717 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
4720 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
4722 * config/s390/s390.opt (mmvcle): More verbose help text.
4724 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
4726 * config/s390/s390.opt: Add period to -mzvector option text.
4728 2016-01-15 Richard Biener <rguenther@suse.de>
4730 PR tree-optimization/68961
4731 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
4732 of invariants in stores again.
4734 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
4736 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
4738 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
4740 * config/i386/i386.c (ix86_expand_branch): Don't split
4741 DI mode xor instruction to SI mode.
4743 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
4746 * ipa-icf.c (sem_function::merge): Virtual functions may become
4747 reachable even if they address is not taken and there are no
4750 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
4752 * lto-streamer-out.c (subtract_estimated_size): New function.
4753 (get_symbol_initial_value): Use it.
4755 2016-01-15 Christian Bruel <christian.bruel@st.com>
4758 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
4759 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
4760 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
4761 use add_builtin_function_ext_scope instead of add_builtin_function.
4762 (neon_set_p, neon_crypto_set_p): Remove.
4763 (arm_init_builtins): Always call arm_init_neon_builtins and
4764 arm_init_crypto_builtins.
4765 (arm_expand_builtin): Check that builtins are allowed for the arch.
4766 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
4767 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
4768 arm_init_neon_builtins call.
4770 2016-01-15 Richard Biener <rguenther@suse.de>
4772 PR tree-optimization/69117
4773 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
4774 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
4775 of the leader conservatively.
4776 (free_scc_vn): Restore original SSA name infos.
4778 2016-01-14 Jeff Law <law@redhat.com>
4780 PR tree-optimization/69270
4781 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
4782 single bit of precision, verify it's also unsigned.
4783 (record_edge_info): Use constant_boolean_node rather than fold_convert
4784 to convert boolean_true/boolean_false to the right type.
4786 2016-01-14 Richard Henderson <rth@redhat.com>
4789 * loop-doloop.c (record_reg_sets): New.
4790 (doloop_optimize): Reject the transform if the sequence
4791 clobbers registers live at the end of the loop block.
4792 (doloop_optimize_loops): Enable df_live if needed.
4794 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4796 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
4797 * gcc/config/rs6000/rs6000.c: Likewise.
4798 * gcc/config/rs6000/rs6000.h: Likewise.
4799 * gcc/config/rs6000/rs6000.md: Likewise.
4800 * gcc/doc/extend.texi: Likewsie.
4802 2016-01-14 Jeff Law <law@redhat.com>
4804 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
4807 2016-01-14 Richard Henderson <rth@redhat.com>
4811 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
4812 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
4813 instead of builtin_decl_declared_p to test for declaration.
4815 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
4817 * doc/loop.texi (Loop Analysis and Representation): Document
4818 loop_depth function.
4820 2016-01-14 Tom de Vries <tom@codesourcery.com>
4822 PR tree-optimization/68773
4823 * omp-low.c (expand_omp_target): Don't set force_output.
4824 * varpool.c (varpool_node::get_create): Same.
4825 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
4826 offload_funcs with force_output.
4828 2016-01-14 Jakub Jelinek <jakub@redhat.com>
4831 * lra-eliminations.c (move_plus_up): Don't change anything if either
4832 the outer or inner subreg mode is not MODE_INT.
4833 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
4834 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
4836 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
4838 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
4839 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
4840 reduc_uplus_@var{m}): Remove.
4841 * expr.c (expand_expr_real_2): Remove expansion path for
4842 reduc_[us](min|max|plus) optabs.
4843 * optabs-tree.c (scalar_reduc_to_vector): Remove.
4844 * optabs-tree.h (scalar_reduc_to_vector): Remove.
4845 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
4846 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
4847 * tree-vect-loop.c (vectorizable_reduction): Remove test for
4848 reduc_[us](min|max|plus) optabs.
4850 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
4852 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
4853 (reduc_plus_scal_v2sf): New.
4854 (reduc_smax_v2sf): Rename to...
4855 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
4856 (reduc_smin_v2sf): Rename to...
4857 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
4859 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
4861 * alias.c (compare_base_symbol_refs): New function.
4862 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
4865 2016-01-14 Jakub Jelinek <jakub@redhat.com>
4868 PR tree-optimization/69155
4869 * tree-complex.c: Include cfganal.h.
4870 (phis_to_revisit): New variable.
4871 (extract_component): Add phiarg_p argument. Assert that returned
4872 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
4873 (update_phi_components): Partly rewrite to use loop over real/imag
4874 components instead of code duplication. If extract_component returns
4875 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
4876 create_tmp_reg into the PHI node instead, and mention the phi triplet
4878 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
4879 in phis_to_revisit at the end.
4881 2016-01-14 Richard Biener <rguenther@suse.de>
4883 PR tree-optimization/68060
4884 * tree-vect-loop.c (vect_is_simple_reduction): Check the
4885 outer loop reduction is only used in the inner loop before
4886 detecting a double reduction.
4888 2016-01-14 Jakub Jelinek <jakub@redhat.com>
4891 * combine.c (expand_field_assignment): Punt if compute_mode is
4892 unsupported scalar mode.
4894 2016-01-14 Richard Biener <rguenther@suse.de>
4896 PR tree-optimization/66856
4897 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
4898 SLP node only if it built successfully.
4899 (vect_analyze_slp_instance): Adjust.
4901 2016-01-14 Jeff Law <law@redhat.com>
4903 PR tree-optimization/69270
4904 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
4905 (record_edge_info): Use it. Convert boolean_{true,false}_node
4908 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
4911 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
4912 use block_ultimate_origin
4913 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
4915 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
4917 * doc/invoke.texi (Submodel Options): Rename section to
4918 "Machine-Dependent Options" to better reflect its content.
4919 Rewrite introductory text to remove archaic CPU names.
4922 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
4924 * doc/invoke.texi (Code Gen Options): Move section up in file,
4925 before target-specific options. Update menu and option summary
4926 to reflect the new section ordering.
4928 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
4930 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
4931 (C++ Dialect Options): Add cross-reference to -std option.
4932 * doc/standards.texi (C++ Language): Document C++14 support.
4934 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4936 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
4937 for pack/unpack functions for __ibm128.
4938 (PACK_IF): Likewise.
4939 (UNPACK_IF): Likewise.
4941 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
4942 support for __ibm128 pack/unpack functions.
4943 (rs6000_invalid_builtin): Likewise.
4944 (rs6000_init_builtins): Likewise.
4945 (rs6000_opt_masks): Likewise.
4947 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
4948 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
4950 (RS6000_BTM_COMMON): Likewise.
4952 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
4953 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
4954 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
4955 128-bit floating point. Add support for the double values to be
4956 in Altivec registers for TF/IF packing and unpacking, but restrict
4957 TD packing sub-fields to be FPR registers. Don't allow overlapped
4958 register support for packing. Allow pack inputs to be memory
4959 locations. Don't build generator functions for unpack<mode>_dm
4960 and unpack<mode>_nodm.
4961 (unpack<mode>_dm): Likewise.
4962 (unpack<mode>_nodm): Likewise.
4963 (pack<mode>): Likewise.
4965 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
4966 built-in functions to pack/unpack explicit __ibm128 values.
4967 (__builtin_unpack_ibm128): Likewise.
4969 * doc/extend.texi (PowerPC Built-in Functions): Document
4970 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
4972 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
4975 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
4976 Add new arg loc and pass it down as context.
4977 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
4978 to the location to use for the warning.
4979 (check_function_arguments): New arg loc. All callers changed. Pass
4980 it to check_function_nonnull.
4981 * c-common.h (check_function_arguments): Adjust declaration.
4983 2016-01-13 Jakub Jelinek <jakub@redhat.com>
4985 PR tree-optimization/69156
4986 * gimple.c (validate_type): Removed.
4987 (gimple_builtin_call_types_compatible_p): Use
4988 useless_type_conversion_p instead of validate_type.
4989 * value-prof.c (gimple_stringop_fixed_value): Fold
4990 icall_size to correct type.
4992 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
4994 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
4997 2016-01-13 Richard Henderson <rth@redhat.com>
5000 * target.def (builtin_tm_load, builtin_tm_store): Remove.
5001 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
5002 (ix86_builtin_tm_store): Remove.
5003 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
5004 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
5005 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
5006 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
5007 * doc/tm.texi: Rebuild.
5009 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
5010 (BUILT_IN_TM_MEMCPY_RTWN): New.
5011 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
5012 fallback from vector to integer helpers.
5013 (build_tm_load): Handle vector types directly, instead of
5015 (build_tm_store): Likewise.
5016 (expand_assign_tm): Prepare for register types not handled by
5017 the above. Copy them to memory and use memcpy.
5018 * tree.c (tm_define_builtin): New.
5019 (find_tm_vector_type): New.
5020 (build_tm_vector_builtins): New.
5021 (build_common_builtin_nodes): Call it.
5023 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
5025 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
5026 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
5028 2016-01-13 Tom de Vries <tom@codesourcery.com>
5030 PR tree-optimization/69169
5031 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
5032 handled_struct_type param.
5033 (create_variable_info_for, intra_create_variable_infos): Call
5034 create_variable_info_for_1 with extra arg.
5036 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
5038 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
5039 and "armv8.1-a+crc" entries.
5041 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
5044 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
5045 Change first operand predicate from register_or_constm1_operand
5046 to register_operand.
5047 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
5048 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
5049 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
5050 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
5051 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
5052 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
5053 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
5054 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
5055 comparison with constm1_rtx from vec_prefetch_gen part.
5057 2016-01-13 Richard Biener <rguenther@suse.de>
5059 PR tree-optimization/69013
5060 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
5061 Exchange assert for a test.
5063 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5066 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
5068 2016-01-13 Richard Biener <rguenther@suse.de>
5070 PR tree-optimization/69242
5071 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
5072 assert with a check.
5074 2016-01-13 Richard Biener <rguenther@suse.de>
5076 PR tree-optimization/69186
5077 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
5078 Properly guard vect_update_misalignment_for_peel call.
5080 2016-01-12 Jeff Law <law@redhat.com>
5082 PR tree-optimization/pr67755
5083 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
5084 "need_profile_correction".
5085 (thread_block_1): Initialize new field to false by default. If we
5086 have multiple thread paths through a common joiner to different
5087 final targets, then set new field to true.
5088 (compute_path_counts): Only do count adjustment when it's really
5091 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
5093 * doc/invoke.texi (Spec Files): Move section down in file, past
5094 all command-line option descriptions.
5096 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5099 * doc/gty.texi: Remove documentation of mark_hook.
5100 * gengtype.c (struct write_types_data): Remove code to support
5101 mark_hook attribute.
5102 (walk_type): Likewise.
5103 (write_func_for_structure): Likewise.
5105 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
5107 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
5108 Directory Options, and -specs= to Overall Options.
5109 (Overall Options): Adjust similarly. Reorder to group related
5110 options together. Make -specs= cross-reference the spec file details.
5111 (Directory Options): Adjust similarly.
5113 2016-01-12 Jeff Law <law@redhat.com>
5115 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
5117 2016-01-12 Olivier Hainque <hainque@adacore.com>
5119 * gcc.c (spec_undefvar_allowed): New global.
5120 (process_command): Set to true when running for --version or --help,
5122 (getenv_spec_function): When the variable is not defined, use the
5123 variable name as the variable value if we're allowed not to issue
5126 2016-01-12 Bin Cheng <bin.cheng@arm.com>
5128 PR tree-optimization/68911
5129 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
5130 information computed for expression "init + nit * step".
5132 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
5134 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
5135 about name of GCC executable. Remove deleted node from menu.
5136 (Directory Options) <-B>: Remove cross-reference to deleted node.
5137 (Target Options): Delete section.
5139 2016-01-12 Christian Bruel <christian.bruel@st.com>
5142 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
5143 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
5145 2016-01-12 Jakub Jelinek <jakub@redhat.com>
5148 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
5149 aligned_mem is properly set for AVX512-VL floating point masked
5153 * ifcvt.c (cond_exec_process_if_block): When removing the last
5154 insn from then_bb, remove also any possible barriers that follow it.
5156 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
5160 * config/i386/iamcu.h (SIZE_TYPE): New macro.
5161 (PTRDIFF_TYPE): Likewise.
5162 (WCHAR_TYPE): Likewise.
5163 (WCHAR_TYPE_SIZE): Likewise.
5164 (STDINT_LONG32): Likewise.
5166 2016-01-12 Richard Biener <rguenther@suse.de>
5168 PR tree-optimization/69053
5169 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
5170 convert initial value for cond reductions.
5172 2016-01-12 Richard Biener <rguenther@suse.de>
5174 PR tree-optimization/69007
5175 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
5176 widen_sum after dot_prod and sad.
5178 2016-01-12 Richard Biener <rguenther@suse.de>
5180 PR tree-optimization/69168
5181 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
5182 pattern stmt SLP type.
5183 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
5184 end up unused so cope with that case.
5186 2016-01-12 Richard Biener <rguenther@suse.de>
5188 PR tree-optimization/69157
5189 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
5190 stmts def type only during analyze phase.
5191 (vectorizable_call): Likewise.
5192 (vectorizable_simd_clone_call): Likewise.
5193 (vectorizable_conversion): Likewise.
5194 (vectorizable_assignment): Likewise.
5195 (vectorizable_shift): Likewise.
5196 (vectorizable_operation): Likewise.
5197 (vectorizable_store): Likewise.
5198 (vectorizable_load): Likewise.
5200 2016-01-12 Richard Biener <rguenther@suse.de>
5202 PR tree-optimization/69174
5203 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
5205 (vectorizable_load): Properly compute the number of loads needed
5206 for permuted strided SLP loads and do not spuriously assign
5207 to SLP_TREE_VEC_STMTS.
5209 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
5211 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
5212 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
5213 (MD_EXEC_PREFIX): Remove.
5214 (MD_STARTFILE_PREFIX) Removee.
5215 (FILE_NAME_ABSOLUTE_P): Remove.
5216 (CPP_SPEC): Do not read macros from sys/version.h.
5217 (LINK_COMMAND_SPEC): Remove.
5218 (LOCAL_INCLUDE_DIR): Remove.
5219 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
5220 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
5221 (POST_LINK_SPEC): Define to invoke stubify after linker
5222 (LIBSTDCXX): Remove define
5223 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
5224 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
5225 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
5226 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
5227 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
5228 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
5229 (i386_djgpp_asm_named_section): Add propotype of new procedure
5231 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
5232 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
5233 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
5234 in config/i386/djgpp.h).
5235 (STANDARD_STARTFILE_PREFIX_2): Define identical to
5236 STANDARD_STARTFILE_PREFIX_1.
5237 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
5238 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
5239 installation errors.
5240 (MAX_OFILE_ALIGNMENT): Define to 128.
5241 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
5243 * config/i386/djgpp.c: New file. Add implementation of
5244 i386_djgpp_asm_named_section.
5246 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
5248 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
5249 Add rule for building djgpp.o.
5251 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5253 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
5254 (rtx_is_swappable_p): Reductions are swappable.
5255 (insn_is_swappable_p): V2DF reductions are swappable.
5257 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
5259 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
5260 reloads for other unsupported memory operands.
5262 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5263 Jim Wilson <jim.wilson@linaro.org>
5266 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
5267 copy_to_mode_reg instead of force_reg.
5269 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
5272 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
5273 TARGET_80387 is true.
5275 2016-01-11 Jakub Jelinek <jakub@redhat.com>
5278 * lra-eliminations.c (move_plus_up): Only move plus up
5279 if subreg of the constant can be simplified into constant
5280 and use the simplified subreg of the constant instead of
5281 the original constant.
5283 * fold-const.c (fold_convertible_p): Don't return true
5284 for conversion of VECTOR_TYPE to same sized integral type.
5285 (fold_convert_loc): Fix up formatting. Fold conversion of
5286 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
5287 instead of NOP_EXPR.
5289 PR tree-optimization/69214
5290 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
5291 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
5294 PR tree-optimization/69207
5295 * tree-vect-slp.c (vect_get_constant_vectors): For
5296 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
5297 fold_convertible_p to vector_type's element type, and always
5298 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
5300 2016-01-11 Richard Biener <rguenther@suse.de>
5302 PR tree-optimization/69173
5303 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
5304 fixup the cycle if all stmts are in a pattern.
5306 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
5309 * alias.c (base_alias_check): Move check for addresses with
5310 alignment ANDs before the call for compare_base_decls.
5311 (memrefs_conflict_p): Return -1 for different decls
5312 that went through alignment adjustments.
5314 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5316 PR rtl-optimization/68796
5317 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
5318 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
5319 and QImode comparisons against zero with CC_NZmode.
5320 * config/aarch64/iterators.md (short_mask): New mode_attr.
5322 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
5324 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
5325 (<avx512>_store<mode>_mask): Likewise.
5327 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
5328 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5330 PR rtl-optimization/68841
5331 * ifcvt.c (struct noce_if_info): Add orig_x field.
5332 (bbs_ok_for_cmove_arith): Add to_rename parameter.
5333 Don't record conflicts on to_rename if it's present.
5334 Allow memory destinations in sets.
5335 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
5336 blocks, passing orig_x to the checks.
5337 (noce_process_if_block): Set if_info->orig_x appropriately.
5339 2016-01-11 Tom de Vries <tom@codesourcery.com>
5341 PR tree-optimization/69069
5342 * tree-parloops.c (create_parallel_loop): Add missing phi args.
5344 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
5346 PR rtl-optimization/68920
5347 * config/i386/i386.c (ix86_option_override_internal): Restrict number
5348 of conditional moves for RTL if-conversion to 1 for
5349 TARGET_ONE_IF_CONV_INSN.
5350 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
5351 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
5352 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
5353 parameter to restirct number of conditional moves for
5355 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
5356 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
5359 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
5362 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
5363 onepart vars. Fix typo in comment. Fix reversed condition in
5365 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
5368 * var-tracking.c (dump_onepart_variable_differences): New.
5369 (dataflow_set_different): If a detailed dump is requested,
5370 delay early returns and dump differences between onepart
5371 variables present before and after, and added variables.
5373 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
5376 * expr.c (expand_expr_real_1): For boolean vector constants
5377 with a scalar mode use const_scalar_mask_from_tree.
5378 (const_scalar_mask_from_tree): New.
5379 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
5380 assigned to a mask type to handle constants.
5382 2016-01-11 Martin Jambor <mjambor@suse.cz>
5385 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
5386 useless parameters if we cannot change function signature.
5388 2016-01-11 Martin Jambor <mjambor@suse.cz>
5391 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
5394 2016-01-11 Tom de Vries <tom@codesourcery.com>
5396 PR tree-optimization/69109
5397 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
5400 2016-01-11 Tom de Vries <tom@codesourcery.com>
5402 PR tree-optimization/69108
5403 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
5404 res is not used in a phi.
5406 2016-01-11 Yury Gribov <y.gribov@samsung.com>
5409 * common.opt (frandom-seed): Fix parameter name.
5410 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
5412 2016-01-11 Tom de Vries <tom@codesourcery.com>
5414 PR tree-optimization/69058
5415 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
5418 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
5420 * config/arc/arc.opt (mdiv-rem): Add period to the end.
5421 (mcode-density): Likewise.
5423 2016-01-10 Tom de Vries <tom@codesourcery.com>
5425 PR tree-optimization/69062
5426 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
5427 (parallelize_loops): Don't paralelize loop that has phi with address
5430 2016-01-10 Tom de Vries <tom@codesourcery.com>
5432 PR tree-optimization/69039
5433 * tree-parloops.c (try_create_reduction_list): Only allow single exit
5436 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
5439 * match.pd: Require target has function_c99_misc before doing
5440 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
5442 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
5444 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
5446 * configure: Regenerate.
5448 2016-01-09 Jakub Jelinek <jakub@redhat.com>
5451 PR tree-optimization/69097
5452 * fold-const.h (expr_not_equal_to): New prototype.
5453 * fold-const.c: Include stringpool.h and tree-ssanames.h.
5454 (expr_not_equal_to): New function.
5455 * match.pd (X % -Y is the same as X % Y): Don't optimize
5456 unless X is known not to be equal to minimum or Y is known
5457 not to be equal to -1.
5458 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
5459 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
5460 (simplify_stmt_using_ranges): Adjust caller.
5461 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
5462 substitute_and_fold.
5464 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
5466 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
5469 2016-01-08 Jakub Jelinek <jakub@redhat.com>
5471 PR tree-optimization/69167
5472 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
5473 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
5475 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
5477 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
5478 Richard Biener <rguenther@suse.de>
5480 PR tree-optimization/68707
5481 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
5482 instances that can be handled via vect_load_lanes.
5484 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
5486 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
5487 if we can't determine address equivalence.
5488 * alias.c (compare_base_decl): Update for changed return value of
5489 symtab_node::equal_address_to.
5491 2016-01-08 Jason Merrill <jason@redhat.com>
5495 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
5496 * expr.c (store_field): Not here.
5497 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
5498 call with TREE_ADDRESSABLE type.
5499 * tree-cfg.c (verify_gimple_call): Adjust.
5501 2016-01-08 Olivier Hainque <hainque@adacore.com>
5503 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
5506 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
5508 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
5509 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
5510 (reduc_smin_v2sf): Rename to...
5511 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
5512 (reduc_splus_v2sf): Rename to...
5513 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
5515 2016-01-08 Jakub Jelinek <jakub@redhat.com>
5517 PR tree-optimization/69162
5518 * gimplify.c (gimplify_va_arg_expr): Encode original type of
5519 valist argument in another argument.
5520 (gimplify_modify_expr): Adjust for the above change. Cleanup.
5521 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
5522 to determine the va_list type, build a MEM_REF instead of
5523 build_fold_indirect_ref.
5525 PR tree-optimization/69172
5526 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
5529 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
5531 PR tree-optimization/67781
5532 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
5533 and cmpnop in two steps: first the ones not accessed in original
5534 gimple expression in a endian independent way and then the ones not
5535 accessed in the final result in an endian-specific way.
5537 2016-01-08 Jakub Jelinek <jakub@redhat.com>
5539 PR tree-optimization/69083
5540 * tree-vect-slp.c (vect_get_constant_vectors): For
5541 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
5542 element type. If op is fold_convertible_p to vector_type's element
5543 type, use NOP_EXPR instead of VCE.
5545 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
5547 PR rtl-optimization/67778
5548 PR rtl-optimization/68634
5549 PR rtl-optimization/68909
5550 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
5551 block from the stack until done with it. Remove a superfluous
5552 bitmap set. Remove a superfluous bitmap test.
5554 2016-01-07 Martin Sebor <msebor@redhat.com>
5557 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
5558 constraint on the type of arguments.
5560 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
5562 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
5563 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
5564 unaligned_access on the gcc_options set.
5565 * config/arm/arm.c (arm_option_override_internal): Use
5566 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
5568 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
5571 * config/i386/i386.c (ix86_frame_pointer_required): Enable
5572 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
5574 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
5577 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
5580 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
5581 depending on frame_pointer_needed before remaining integer and SSE
5582 registers are saved.
5584 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
5587 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
5589 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
5592 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
5593 Use the "xBm" constraint.
5594 (float<sseintvecmodelower><mode>2<mask_name><round_name):
5596 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
5597 (sse_cvtsi2ssq<round_name>): Likewise.
5598 (sse_cvtss2si<round_name>): Likewise.
5599 (sse_cvtss2siq<round_name>): Likewise.
5600 (sse2_cvtsi2sdq<round_name>): Likewise.
5601 (sse2_cvtsd2si<round_name>): Likewise.
5602 (sse2_cvtsd2siq<round_name>): Likewise.
5603 * config/i386/subst.md (round_nimm_scalar_predicate): New
5606 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
5609 * varasm.c (make_decl_rtl): Mark invalid register vars as
5612 PR rtl-optimization/66206
5613 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
5614 All callers changed.
5616 2016-01-07 Jakub Jelinek <jakub@redhat.com>
5618 PR tree-optimization/69141
5619 * tree-ssa-pre.c: Include langhooks.h.
5620 (eliminate_dom_walker::before_dom_children): Use
5621 lang_hooks.decl_printable_name instead of
5622 cgraph_node::get ()->name ().
5625 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
5626 it and DECL_ALIGN too.
5628 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
5630 * config/mips/mips-ftypes.def: Sort to lexicographical order.
5632 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
5635 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
5636 depending on frame_pointer_needed before remaining integer and SSE
5637 registers are saved.
5639 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5641 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
5642 mode iterator with VSX_M2.
5643 (*p9_vecstore_<mode>): Likewise.
5644 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
5645 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
5646 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
5647 (define_split for VSX_LE128 stores): Likewise.
5648 (define_peephole2 for TImode LE swaps): Likewise.
5649 (define_split for VSX_LE128 post-reload stores): Likewise.
5651 2016-01-06 Marek Polacek <polacek@redhat.com>
5654 * convert.c (convert_to_integer_1): Adjust call to
5655 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
5656 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
5657 EXPR instead of ARG.
5658 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
5660 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
5663 * doc/extend.texi (RL78 Variable Attributes): New section.
5665 2016-01-05 Marek Polacek <polacek@redhat.com>
5668 * builtins.c (get_memmodel): Use expansion point location rather than
5669 the input location. Call warning_at rather than warning.
5670 (expand_builtin_atomic_compare_exchange): Likewise.
5671 (expand_builtin_atomic_load): Likewise.
5672 (expand_builtin_atomic_store): Likewise.
5673 (expand_builtin_atomic_clear): Likewise.
5675 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
5678 * config/i386/i386.c (ix86_expand_vector_logical_operator):
5679 Replace nonimmediate_operand with vector_operand.
5680 * config/i386/predicates.md (vector_operand): New predicate.
5681 (general_vector_operand): Replace nonimmediate_operand with
5683 * config/i386/sse.md: Replace nonimmediate_operand with
5684 vector_operand and m constraint with Bm constraint on SSE
5685 patterns with 16-byte memory operand.
5686 * config/i386/subst.md (round_nimm_predicate): Replace
5687 nonimmediate_operand with vector_operand.
5688 (round_saeonly_nimm_predicate): Likewise.
5689 (round_saeonly_nimm_scalar_predicate): New.
5691 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
5694 * config/i386/constraints.md (Bm): New constraint.
5695 * config/i386/predicates.md (vector_memory_operand): New
5697 * config/i386/sse.md: Replace xm with xBm in plusminus and
5700 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
5703 * doc/extend.texi (V850 Function Attributes): New section.
5704 (V850 Variable Attributes): New section.
5706 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
5709 * doc/extend.texi (MicroBlaze Function Attributes): Document
5710 interrupt_handler and fast_interrupt attributes.
5712 2016-01-05 Sergei Trofimovich <siarheit@google.com>
5715 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
5716 for local symbolic operands.
5717 * config/ia64/predicates.md (local_symbolic_operand64): New
5720 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5722 PR rtl-optimization/68651
5723 * combine.c (combine_simplify_rtx): Canonicalize x + x into
5726 2016-01-05 Nathan Sidwell <nathan@acm.org>
5728 * alias.c (compare_base_decls): Use symtab_node::get.
5730 2016-01-05 Nick Clifton <nickc@redhat.com>
5733 * ira-costs.c (copy_cost): Initialise the t_icode field of the
5734 secondary_reload_info structure.
5737 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
5738 decls if weak support is available.
5740 2016-01-04 Martin Sebor <msebor@redhat.com>
5742 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
5744 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
5746 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
5747 OPTION_MASK_P9_DFORM.
5749 * config/rs6000/constraints.md (wo constraint): New constraint for
5752 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
5754 (rs6000_init_hard_regno_mode_ok): Likewise.
5756 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
5759 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
5760 expanders not to have constraints. Add support for ISA 3.0 xxperm
5761 instruction. Add support for fusing xxlor with xxperm.
5762 (altivec_vperm_<mode>_internal): Likewise.
5763 (altivec_vperm_v8hiv16qi): Likewise.
5764 (altivec_vperm_<mode>v16q): Likewise.
5765 (altivec_vperm_<mode>_uns): Likewise.
5766 (vperm_v8hiv4si): Likewise.
5767 (vperm_v16qiv8hi): Likewise.
5769 * doc/md.texi (RS/6000 constraints): Document wo constraint.
5771 2016-01-04 Jakub Jelinek <jakub@redhat.com>
5773 Update copyright years.
5775 * gcc.c (process_command): Update copyright notice dates.
5776 * gcov-dump.c (print_version): Ditto.
5777 * gcov.c (print_version): Ditto.
5778 * gcov-tool.c (print_version): Ditto.
5779 * gengtype.c (create_file): Ditto.
5780 * doc/cpp.texi: Bump @copying's copyright year.
5781 * doc/cppinternals.texi: Ditto.
5782 * doc/gcc.texi: Ditto.
5783 * doc/gccint.texi: Ditto.
5784 * doc/gcov.texi: Ditto.
5785 * doc/install.texi: Ditto.
5786 * doc/invoke.texi: Ditto.
5788 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
5790 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
5791 modes larger than TImode as TImode if NEON is not enabled.
5793 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
5796 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
5797 mode for %f0-%f31 only if TARGET_FPU.
5799 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
5802 * config/sparc/sparc.c (scan_record_type): Take into account subfields
5803 to compute the PACKED_P predicate.
5804 (function_arg_record_value): Minor tweaks.
5806 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5808 * doc/install.texi (--with-multilib-list): Describe the meaning of the
5809 option for arm*-*-* targets.
5811 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
5813 * doc/extend.texi (Common Function Attributes): Move docs for
5814 MSP430-specific attributes to....
5815 (MSP430 Function Attributes): ...here. Delete the redundant
5816 entries and copy-edit the remaining text.
5817 (MSP430 Variable Attributes): Use uniform format for index
5818 entries and add a cross-reference to the corresponding function
5821 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
5823 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
5825 (x86 Options): Likewise.
5827 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
5831 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
5832 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
5833 to corresponding attribute.
5835 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
5837 * doc/extend.texi (Common Function Attributes) <noplt>: Move
5838 to correct alphabetization of table. Copy-edit and correct
5840 <stack_protect>: Likewise.
5841 <target_clones>: Likewise.
5843 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
5844 Correct punctuation.
5845 (Code Gen Options) <-fno-plt>: Copy-edit.
5847 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
5850 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
5851 SI values. Explicitly convert SI to DI and vice-versa.
5853 2016-01-01 Jakub Jelinek <jakub@redhat.com>
5855 PR tree-optimization/69070
5856 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
5857 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
5860 * ubsan.c (ubsan_instrument_float_cast): Call
5861 initialize_sanitizer_builtins.
5864 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
5866 Copyright (C) 2016 Free Software Foundation, Inc.
5868 Copying and distribution of this file, with or without modification,
5869 are permitted in any medium without royalty provided the copyright
5870 notice and this notice are preserved.